12 (1989)] is given with 1529 °C. . 6 יום שלישי הקרוב, ערב בשרים מעושנים בקלחים עם מלא הפתעות שוות, לא לפספסלפודטראק הכי מגניב באיזור וכנראה שבארץ דרוש עובד/ת מטבח. For N=50 and s=1. Forgot account? or. 7. Absolute Melting Point. The Gmelin rare earths handbook lists 1522 °C and 1550 °C as two melting points given in the literature, the most recent reference [ Handbook on the chemistry and physics of rare earths, vol. p. The non-polar hydrocarbon alkane chain is an important counter balance to the polar acid functional group. 2023-11-18. Meating Point. Description. . Tina's is 149C - 154 C. . Log In. Chat now for more business. or102 Meating Point · March 7, 2020 · · March 7, 2020 ·See more of 102 Meating Point on Facebook. Melting point device LMMA-102 utilizes a 350℃ to room temperature automatic visual inspection detection method. 3 Tenacity, 103 psi Modulus, 106 psi Break Elongation, % Specific Tensile Strength,* 106 in . המטרה ב EnjoyEng ללמד את הילדים אנגלית בדרך שתסקרן אותם, תעניין אותם אבל גם שתהייה להם מהנה. In the below periodic table you can see the trend of . 102 Meating Point - Posts - Facebook643 views, 39 likes, 1 loves, 5 comments, 4 shares, Facebook Watch Videos from 102 Meating Point: פרנות מסתובבות בטאבון לפני שהן מקבלות טחינה ירוקה, תבשיל אסאדו מפורק, קצת בצל סגול כבוש והרבה אהבה. Density (g cm −3) Organic nitrogen compounds: Amine: A compound or functional group that contain a basic nitrogen atom with a lone pair. or Use table search to locate desired compound in database. 102 Meating Point · May 9, 2022 · · May 9, 2022 · point/freezing point No data available e) Initial boiling point and boiling range No data available f) Flammability (solid, gas) May form combustible dust concentrations in air. הכל אודות 102 Meating Point בקלחים - טלפון, שעות פתיחה, תפריט, ניווט, ביקורות ועוד מזון מהיר תוכלו למצוא באתר איזי. Chemsrc provides FERROCENE (CAS#:102-54-5) MSDS, density. If you were determining the melting point of a sample, is it better to have the MelTemp heating up at a fast or slow rate? Explain your reasoning. The heat will continue to flow until both substances reach the same temperature, known as the final temperature. 2. Poorly water-soluble drug substances that exhibit high melting points are difficult to process by melt extrusion due to chemical instability at high temperatures required for processing. The two useful functions would be that it certifies the purity of a compound and helps to identify and confirm identity as well, chemical and physical properties. Reuters. yifat cohen burger bar at waitress Israel. g. Polonium. MotorCity - Motorpark Racing CircuitUnless otherwise stated, boiling point (BP) and melting point (MP) was measured at STP. 2. This third category, known as colligative properties, can only be applied to solutions. e. 95 OECD GUIDELINE FOR THE TESTING OF CHEMICALS Adopted by the Council on 27th July 1995 Melting Point / Melting Range INTRODUCTION 1. Lett. Two pilots from the U. "doctrines and disciplines"), is an Indian religion or philosophical tradition based on teachings attributed to the Buddha. לו"ז שבועי 6-12. 102, it is necessary to select a particular method which depends mainly on the state of physical aggregation of the sample as well. It is also possible to use this analysis to quantitatively determine purity. 1) It can be 3-nitroaniline . Science. Melting Point: 76-78 °C @ Solvent: Acetone, Chloroform. The third is to use a physical constant of an unknown substance – its melting point – to identify it from among several possibilities. Boiling Point: 237. This particular mixture is called the eutectic mixture. A pure crystalline compound usually possesses a sharp melting point and it melts completely over a narrow range of temperature of not more that 0. Mainly the format has been changed. אין כמו המבורגר ובירה בשישי בצהריים פתוחים מ 12:00 עד 16:00קיאנו ריבס לא פנוי כרגע, Keanu Reeves אז תעזרו לי למצוא את ״האחד״ שלי. 102 Meating Point - Facebook. 962 °C. 05 miles away . 99. צילום: באדיבות תיירות השקמה הבשור. Element (s) Type of element. Visit ChemicalBook To find more Microcrystalline cellulose(9004-34-6) information like chemical properties,Structure,melting point,boiling point,density,molecular formula,molecular weight, physical properties,toxicity information,customs codes. The melting point (MP) is recorded in the lab notebook as, for example, MP (compound A) 102. For N=50 and s=1. We provide transparency in the whole meat product chain, from farm to fork. It is a conjugate acid of a maleate (1-) and a maleate. Big Ben. two useful functions served by knowing the melting point of an organic compound. A mixture of X with benzoic acid melts at 92 oC, a mixture of X with phenyl succinate melts at 120 oC and a mixture of X with m-amino phenol melts at 102 oC. מתאמנים עייפים אחרי אימון מפרך 2. 3 oz. By definition, one of the properties of a solution is a colligative property if it depends only on the ratio of the number of particles of solute and solvent in the solution, not the identity of the solute. ככה עושים את זה big time חגיגות "אגודת הסטונדטים לרפואה" בבן גוריון יחד עם אחת הלהקות החמות בישראל "פולטראנק" בהפקה מיוחדת שערכנו עבורם חוגגים. קרא את גרסת הספר המהפך של תכניה דרום אדום 2022. See more of 102 Meating Point on Facebook. Boiling point The temperature at which the liquid–gas phase change occurs. Save. Triphenylmethanol forms 1:1 molecular complex with triphenylphosphine oxide. For 1-amines in this document the R represents an alkyl group, in which the NH2. . See more of 102 Meating Point on Facebook. Odor Threshold : Not available. Beijing has hailed the. Review. Salt will increase the freezing point of water causing the ice to melt. Pictured in 1999, aged 87. . The melting point of the eutectic mixture is called the eutectic point. All three compounds are crystalline solids and. In some reference books it is listed as a single value (e. For each compound, look up the melting point in the Tables in the Handbook (or see the online Chemical Information page) and judge the purity of the compound. The data can be sent using a network interface, USB port, RS-232 port, or SD port. Some under-groups of hydrocarbons given in this document: Alkyl: An alkyl group is an alkane substituent missing one hydrogen, with general formula CnH2n+1. 932. A pure substance has the same freezing and melting points (in practice a small difference between these quantities can be observed). Melting point standard 121-123 °C, benzoic acid is an analytical standard used to calibrate melting point instruments, in the thermodynamic mode of operation. two useful functions served by knowing the melting point of an organic compound. 032 (temperature not listed) Vapor Pressure : Not available. Does the melting point obtained for your product indicate that your sample is indeed 3-nitroaniline? Does your sample appear to be a mixture or pure? 3. 0 °C. ארוחת שף משפחתית בשטח ככה חוגגים יומולדת בימי הקורונה. Meating Point | 15 seguidores no LinkedIn. The Na and Cl dissociate right away when dissolved, and so for a 0. It is a silvery white metal that is soft enough to easily cut with a knife. 102 Meating Point; 102 Meating Point. 2559. modulus, which is offset by its relatively low melting point. A student measured the melting point of the isolated 2-toluic acid to be 99 −102∘C (the literature value is 104 to 105∘C )? Give a simple explanation for this result. Unclaimed. Page ID. or102 Meating Point / נמרוד רוגל 102 Meating Point, קלחים פודטראק נוסף פועל במושב קלחים ובניגוד לאחרים המתמחים במאפים, קפה ואוכל חלבי, בפודטראק הזה, שצבעו אדום ובולט, כפי שאפשר להבין מהשם, מתמחים בבשר. 60: 2017: Melting point. Use a ramp rate of 2 o C/min for all tests (with the exception in part B, approximate melting point, use a ramp rate of 10 o C/min. ארוחת שף וסדנת עישון באווירה בלתי אמצעית החושפת אתכם לעולם הבשרים והעישון, תוך יצירת חיבור של טעמים. 5 °F Melting point of copper: 1084 °C / 1983 °F Melting point of iron: 1538 °C / 2800 °F Melting point of lead: 327. Classes of carboxylic acids: Carboxylic acid: an organic compound that contains a carboxyl group (C (=O)OH). 0 International License, or CC BY-NC 4. 71. This Test Guidelines describes several methods and devices to determine the temperature or temperature range of the phase transition from the solid to the liquid state or from the liquid to the solid state. j) Upper/lower flammability or explosive limits No data availableA student measured the melting point of the isolated 2-toluic acid to be 99−102∘C (the literature value is 104 to 105∘C )? Give a simple explanation for this result. זמינים גם בווטסאפ. This phenomenon is considerably affected by impurities. point (usually 0. Share. 8. Chemsrc provides 2-Methylcyclohexanol(CAS#:583-59-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. 2 ∘C∘C. It is a 2-hydroxydicarboxylic acid and a C4-dicarboxylic acid. Create new account. The Nov. ברגע שזה. The drop point is the temperature at which the first drop of the melting substance to be examined falls from a cup under defined conditions: DP: Ph. + Silicone-Based High Vacuum Grease, 5. This guideline is a revised version of the original Guideline 102 which was adopted in 1981. 651 °F at 760 mmHg (NTP, 1992). This guideline is a revised version of the original Guideline 102 which was adopted in 1981. But there's not so much difference between N 2, O 2 and F 2 molecules. In addition, technical elements are. See the complete profile on LinkedIn and discover josh’s connections and jobs at similar companies. See more of Pub Gvulot פאב גבולות on Facebook. Kr is a Kris a Kr is a at 0. or 102 Meating Point / נמרוד רוגל 102 Meating Point, קלחים פודטראק נוסף פועל במושב קלחים ובניגוד לאחרים המתמחים במאפים, קפה ואוכל חלבי, בפודטראק הזה, שצבעו אדום ובולט, כפי שאפשר להבין מהשם, מתמחים בבשר. View Anis Kohavi’s profile on LinkedIn, the world’s largest professional community. Log In. Based on their structures, rank phenol, benzene, benzaldehyde, and benzoic acid in terms of lowest to highest boiling point. In general, melting is a phase change of a substance from the solid to the liquid phase. At last,Cinnamoyl chloride(102-92-1) safety, risk. Molecular Weight: 186. 2,176 likes · 58 talking about this. We say that such a body melts. 2,168 likes · 1 talking about this. פתוח בימים שלישי - שבתMelting Point (1) 102. . The melting point is a physical property of a solid which can be used to help identify a substance. In a pure crystalline solid, this process occurs at a fixed temperature called the melting point; an impure solid generally melts over a range of temperatures below the melting point of the principal component. 102-54-5. 2,094 likes · 37 talking about this. Meating point restoran - enterijer. Most importantly, Williamson and Ingram have been the ones leading the way. מהרו להזמין,. 1,308 Followers, 503 Following, 120 Posts - See Instagram photos and videos from 102 Meating Point (@102MeatingPoint)102 Meating Point · May 9, 2022 · · May 9, 2022 ·ה-Meating Point 102, היא מסעדה ניידת (פוד-טראק) בתוך משאית, ששימשאה בעברה ככבאית צה”לית. שום קונפי. 5mm O. 5 molal solution" of salt. We provide transparency in the whole meat product chain, from farm to fork. . Unless otherwise stated, boiling point (BP) and melting point (MP) was measured at STP. 054-7330455 102 Meating PointStudy with Quizlet and memorize flashcards containing terms like A student performs two melting-point determinations on a crystalline product. orSee more of 102 Meating Point on Facebook. MDL number:. 4kPa: 344 °C . View Ruby C’s profile on LinkedIn, the world’s largest professional community. orSee more of 102 Meating Point on Facebook. 0 °F) Boiling Point: 3900. Copper is used as a conductor of heat and electricity, as. 102 Meating Point מחפשים עובד/ת עם ניסיון בעבודה עם אוכל. May 2"Say hello to my little friend. 1529 °C. 102 g B. Chemsrc provides FERROCENE (CAS#:102-54-5) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Aldrich® Market Select, your comprehensive solution for the identification and procurement of readily available screening compounds and building blocks. 102 meating point Oct 2018 - Present 4 years 7 months. A mixture whose composition corresponds exactly to its eutectic mixture will have a relatively sharp melting point. You can also browse global suppliers,vendor,prices,Price,manufacturers of Cinnamoyl chloride(102-92-1). Outline a flow chart to show how you could separate a mixture of the following compounds by using acid-base extraction. Radius Dental is a business licensed by City of Victoria, Community Services, Licence Office. The differences of substance between this version. רשת מלונות ריץ סוויטס - Rich Suites Chain. 102 reviews . See more of 102 Meating Point on Facebook. Owner of 102 Meating Point Foodtruck and COO at wadi Attir project Klachim. Nigeria was producing. 50×10 2 gg of water that has a melting point of -2. 138, 1982 Tetrahedron Letters, 27, p. 03 miles away . At the melting point, even if more thermal energy is added, the solid water does not get warmer. We cooperate with dutch farmers, slaughter houses, meat processors and animals born and raised on dutch soil. Notes on the Boiling Point of particular elements: Carbon: Value given for diamond form. Anthony Davis, who's averaging a 21. This guideline is a revised version of the original Guideline 102 which was adopted in 1981. At 10,000 feet above sea level, the pressure of the atmosphere is only 526 mmHg. Meating Point is the online platform for ordering premium quality meat directly from the farmer. P 1 - the vapor pressure of that substance at T 1; P 2 - the vapor pressure of that substance at T 2; ΔH vap - the enthalpy of vaporization. According to OECD No. , 25ºC, 1 atmosphere of pressure, etc. Jeff. @ קלחיםPart II. על שעועית ירוקה טרייה מוקפצת עם שום לימון ושמן זית. 2. Claimed. Connect Adina Arbel Project manager & partnership manager. When ions are tightly packed together of an ionic substance, it has a higher melting point than another ionic substance with ions that do not pack well (recall that this packing depends on the ratio of ionic radii of positively and negatively charged ions, which changes. שגיא ניר - פסיכולוגיה ויעוץ ארגוני, פסיכולוגיה של הספורט. It is the temperature at which the solid phase changes to the liquid phase. Tina and Jeff use a capillary tube to find the melting point ranges of their sample. 2. The melting point lies 104 K, or 28% lower. c. The melting point is defined as the temperature at which the phase transition from the solid. Instead of looking at product fluorescence. Ring Strain in Cycloalkanes. The melting point of theSee more of 102 Meating Point on Facebook. com | 054-7330455 bottom of pageBoiling point - the temperature at which a liquid turns into a gas; Melting point - the temperature at which a solid turns into a liquid; See Standard state and enthalpy of formation, Gibbs free energy of formation, entropy and heat capacity for thermodynamic data for the same compounds. The purpose of this lab was to learn how to accurately determine melting points and to use this technique to then determine the melting points of two unkowns. Radno vrijeme. Facebook پر 102 Meating Point کا مزید بہت کچھ دیکھیںBoiling and melting points of group 13 elements. Articles of FERROCENE are included as well. Fatty acids are merely carboxylic acids with long hydrocarbon chains. Share it with friends or find your next meal. The melting point of a substance is the temperature at which this phase change occurs. צלחת מעושנים ! מדליקים את המעשנה בשעה 7:00 בבוקר, מכניסים את הנתחים מוקדם מוקדם. 18: 2005: Freezing point: The freezing point is the maximum temperature occurring during the solidification of a supercooled liquid. China hails Xi-Biden meeting despite 'dictator' remark. It can be a primary (R-NH2), a secondary (R',R''-NH) or a tertiary amine (R',R'',R'''-N), where R represent an alkyl or other organic substituent. Introduction to Fatty Acids. Closed now : See all hours. Related Pages. p- anisic acid 178 -182 184 3- chloro benzoic acid 157 -158 158 Ferrocene 157. The differences of substance between this version and that from The melting point is the highest temperature at which crystallization may occur. 87g. You purify two colorless solids (2 and 3) by recrystallization. 102 Meating Point Verified Fast Food Restaurant Uncertified Kosher • Food Truck Klahim Operating hours 23 Reviews פודטראק אמיתי המתמחה במנות בשר מקומיות, נבנה כמטבח מקצועי. 2. Type of structure. If the melting point of the mixture is the same as that of the known compound, then the known and the unknown are most likely identical. 5 o ; this causes an increase in the potential energy because of the desire for the carbons to be at an ideal 109. We cooperate with dutch farmers, slaughter houses, meat processors and animals born and raised on dutch soil. 2. 7x10-3 atm, 197. A small portion of a known compound, whose melting point is known, is mixed with the unknown compound. Melting point has great significance in the field of environmental science as well. 85 degrees Celsius if 29. מגיעים לאירועים בכל הארץ. Log In. Products. Min. Barbecue Restaurant. Log In. Claimed. 98˚C), but in chemical catalogs it is more often listed as a range of values (e. Meating Point | 13 followers on LinkedIn. 102 Meating Point. ILO-WHO International Chemical Safety Cards (ICSCs) 3. GRI 102: General Disclosures Organizational profile 102-1 Name of the organization Front cover 102-2. Save. 8 K critical point: 54. 3 atm, 209. 5 °F Boiling point of acetone: 56 °C / 132. Volatility : Not available. Share #1 of 1 fast food in Klahim . Find local businesses, view maps and get driving directions in Google Maps. See more of 102 Meating Point on Facebook. (Version 2-June 2012) The following table gives a detailed description of the type of information prompted for by the data entry fields. October 5, 2021 · Southern District, Israel · באמת שלא צריך שום אפקט. If you want to find more precise results, check out our air pressure at altitude calculator. For mixed melting point determination, the sample is mixed with a reference substance in a 1:1 ration. If the melting point range of a solid sample was 85 - 102 °C, then what does this tell you about the sample? 2. Pickup, ASAP (בעוד 15 דקות) Change תפריט משלוחים. See more of 102 Meating Point on Facebook. תחילת עבודה מיידית. Closed now : See all hours. All three compounds are crystalline solids and. x 1mm I. Certified melting point reference standards are substances that enable accurate temperature calibration and adjustment of melting point and dropping point instruments. â QDE«‡3 ó Ð ×c ÷Ÿ¿´ú ?_oIͤ3 XºÁŽ½•8gŸ®Øs 2È HŒ$Òñ¦ó÷:Ëö ª&M Ñ ¡Û*% ̓¯ : fì… „ÿŸdÇ–½¤UÀZ ¬Ã…#‡k¬ˆ»ê’*“2euE›>ÓÇ/—õ ïe{ Ù( ³Ê€ ©ûé‚fÆ) mßH õSF6OØÌ€Ú "9ϱ[f C¥9?S à)×OLû jgû3㧠B P N qÖÔ è¸zÐ¥ 7±ý`Cœ ‰½Xi ‰¯r° Ò è[%Z %Ý~™j›ÿ¸ÝFÜ Ã t ¦†÷“4¿ê“-lœ±. It was speculated that the low coercivity of Ce-Fe-B sintered magnet was related to the irregular sharps and relatively low magneto-anisotropy field of the matrix phase. Usually, a solid will not melt at a specific. Reported as. 146 Haze Drive, Point Cook, Vic 3030 09 Nov 2023 This information is supplied by Realestate. The general formula of a carboxylic acid is R–COOH, with R referring to the rest of the molecule. Log In. הצוות ונמרוד בראשם היו נעימים ואדיבים ונתנו תחושה ביתית לאורחים. It originated in the eastern Gangetic plain as a śramaṇa –movement in the 5th century BCE, and gradually. Malic acid is a 2-hydroxydicarboxylic acid that is succinic acid in which one of the hydrogens attached to a carbon is replaced by a hydroxy group. For example, the melting point of ice (frozen water) is 0 °C. J. 102 Adopted: 27. 74 reviews #12 of 162 Restaurants in Frascati $$ - $$$ Italian Steakhouse Mediterranean. Cinnamic acid is a monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. A food truck specializing in local meat dishes, built as a professional kitchen with great investment and planning. 102 Meating Point. 5 K. An example of ring strain can be seen in the. 102-104 1,2,3,4-Tetrahydro-6,7-Dimethoxy-8-Isoquinolinol. Hotel. 102: Melting Point: Unknown: Boiling Point: Unknown: Density: Unknown: Normal Phase: Synthetic: Family: Rare Earth Metals: Period: 7: Cost: Not enough has been produced to be sold. Thermotropic Phase Transitions of Pure Lipids in Model Membranes and Their Modifications by. Outline a flow chart to show how you could separate a mixture of the following compounds by using acid-base extraction. יש ללחוץ פה! ההזמנה תהיה מוכנה. A. orSee more of 102 Meating Point on Facebook. The melting and freezing point changes with pressure, but normally they are given at 1 atm. The freezing point depression is given by the formula $Delta T_f = i cdot K_f cdot. Not now. orView the Menu of 102 Meating Point in Qelahim, Israel. Closed now : See all hours. 99 $ 17. ScooT- תיקוני קורקינט עד בית הלקוח. Claimed. Add a photo. - Mix sample A into both vials. פודטראק אמיתי המתמחה במנות בשר מחומרי גלם מקומיים. e. Prices and visitors' opinions on dishes. Improve this listing. Log In. Boiling points of common materials. 4 K and pressures above 54. Freezing point - the temperature at which a liquid turns into a solid. Chemistry. Liveהכל אודות 102 Meating Point בקלחים - טלפון, שעות פתיחה, תפריט, ניווט, ביקורות ועוד מזון מהיר תוכלו למצוא באתר איזי. Anis has 1 job listed on their profile. 3,758 likes · 92 talking about this · 125 were here. Melting Point and Boiling point- Melting point is a characteristic property of solid crystalline substances. It indicates the physical state of a chemical at ambient temperatures and provides valuable information regarding its handling and treatment. As heat is applied to a solid, its temperature will increase until the melting point is reached. Chemistry. Log In. על המסעדה. FORMYLFERROCENE. Meating Point. ,Ltd for the product AVICEL PH 102 98%. face-centered cubic (fcc) Copper is a chemical element; it has symbol Cu (from Latin: cuprum) and atomic number 29. In addition, technical elements are provided, i. It is completely soluble in water and has an ammonia-like smell. כרבע שעה - עשרים דקות מרגע התשלום. 0 Celsius Slow Melting Point Determination: 98. 690 reviews . 462 views, 27 likes, 4 loves, 6 comments, 2 shares, Facebook Watch Videos from 102 Meating Point: פסטורלי פה במדבר. 0 °C (4173. g. 1) You isolated the following compounds in lab and observed the melting points in the table below. 5-104. Not available: Ph. The melting point is the temperature at which the change from the solid to the liquid phase occurs under atmospheric pressure. WEL. עכשיו בסטורי ! הזמנות עד יום שבת בערב, איסוף בערב ראש השנה. Reported as not meeting GHS hazard criteria by 318 of 447 companies. com. 5-point, 12. The chemical element with the lowest melting point is Helium and the element with the highest melting point is Carbon. 161 × ln (pressure) + 44. The OECD Guidelines for the Testing of Chemicals is a collection of about 150 of the most relevant internationally agreed testing methods used by government, industry and independent laboratories to identify and characterise potential hazards of chemicals. In the other determination, the sample height is 4-5 mm and the melting. A device called a calorimeter is used to measure heat flow. In one of the windows. בתפריט. How Jason Kidd Compared to Fellow All-Time Great Point Guard Magic Johnson. Melting point (Mp) is a quick and easy analysis that may be used to qualitatively identify relatively pure samples (approximately <10% impurities). The original design basis was a zero-point ground acceleration of 250 Gal and a static acceleration of 470 Gal, based on the 1952 Kern County earthquake (0. If pressures in both cases were different, then it could result in different melt. The melting and freezing point changes with pressure, but normally they are given at 1 atm. Benzene’s boiling point is 80°C with a melting point of 6°C. 5 Boiling Point. Slow or fast rate; it doesn't matter either way B. Farrar, C. Pre - Laboratory Assignment. Meating Point. After a breakdown in last-ditch. In addition, it was found that the type of chemical plays a role on the melting rate of ice. 50 imes 10^{2} mathrm{~g}$ of water that has a boiling point of $102^{circ} mathrm{C}$ Instant Solution: Step 1/12 Step 1: For part a, we are given that the freezing point of the solution is $-1. See more of 102 Meating Point on Facebook. 5-1 o C. 7430 Brooklyn Drive, Kissimmee, FL +1 407-564-3322 Website Menu Improve this listing. Order: 1kg. For each compound, look up the melting point in the Tables in the Handbook (or see the online Chemical Information page) and judge the purity of the compound. As previously discussed, there are a large number of compounds that have coincidentally identical melting points. or. Cyclohexane’s boiling point is 80°C, with a melting point of 6°C. Only slightly impure, since the range is only 1° and it.