X. Rank in order of increasing melting point using the less than (<) inequality symbol. Label the molecule with the greatest effect or property. A B HO E G D
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- When 5 moles of a nonvolatile solute W is added to solvent X, its boiling point while its freezing point relative to the pure solvent. O a. decreases, increases O b. increases, decreases O c. increases, remains constant d. remains constant, decreasesmore aqueous. How hydrogen yond, 5. Both oxygen atoms in acetic acid (CH3CO₂H) are capable of hydrogen bonding, a feature that contributes greatly to the high boiling point of pure acetic acid. In water This also acetic acid Ce molecules hydrogen bond with water molecules, a factor which increases the solubility of linos acetic acid in water. Depict all possible hydrogen bonds between water molecules and each oxygen of a molecule of acetic acid. Use a dotted line to highlight each hydrogen bond. Which atom on a water molecule will be attracted to an oxygen atom on acetic acid? Why? HTC-H H-C-C Н Ö: n=0 Q-H Lab Notes Embed a copy of your lab notes for this experiment at the end of your report.- Of the following substance, only . Has London depression force: HC CH;OH CH
- Which of the following solutions will give the highest boiling point? O a. 10 moles salt in 1 kg water O b. 20 moles table sugar in 1 kg water Oc.5 moles salt in 0.5 kg water O d. all solutions will have the same boiling point.OWLV2 | Online S Geometry w/Dat S Practice 10.10 | S S Geometry w/Dat G Sign in - Google Logins & Passwo ow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take OOther Bookmarks [Review Topics] [References] Use the References to access important values if needed for this question. The freezing point of benzene C6H6 is 5.50°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in benzene is cholesterol How many grams of cholesterol, C27H460 (386.6 g/mol), must be dissolved in 211.0 grams of benzene to reduce the freezing point by 0.500°C ? g cholesterol. Submit Answer Retry Entire Group 1 more group attempt remaining 11:20 PM 5/4/2022What aspects of the structure of indigo contribute to a high melting point? Draw a resident structure of indigo to illustrate your explanation. Indigo H. NaOH H + 2 NO2 H. Indigo te: If you would like to dye something with your indigo, bring a small piece of cotton or ol fabric, such as a handkerchief or socks, to class. Yarn also works nicely, no nte nlease. The textile must fit loosely in the beaker that you're using as your
- C. Explain the following occurrences in terms of molecular polarity and intermolecular forces. 1. Oils or fats cannot be removed by water alone. But oil can be removed when soap is used together with water. Structure of soap and fatty acid is shown below; (I did not show the structure of water because you know it already.) HH H Na HO-C-C- c-C-C-C-H HHHH HH Soap Fatty acidExplanation of why it is soluable or insoluable please.2. Arrange the following compounds in terms of increasing boiling point. |- Isopentanoic acid II - Pentanoic Acid III - Diethylketone IV - Pentanal A. I, II, III, IV B. IV, II, II, I C. II, IV, I, II D. II, III, I, IV
- Which of the following would be expected to form hydrogen bonds with water? CH3 3-chloro-3-methylpentane CH,CH,CCH,CH3 CI | H. H. H- cyclobutane H -H H H H. H methyl propanoate H- ·C -HMatch the following aqueous solutions with the appropriate letter from the column on the right. Highest boiling A. point 0.20 1. NHẠCH,COO 0.19 2. NH,CHĄCOO Second highest В. boiling point Third highest boiling point 0.23 3. NaBr 0.43 Ethylene 4. glycol(nonelectrolyte) Lowest boiling D. point1. The ice cream made in an old-fashioned way is where the maker has a tub full ofmixed ingredients immersed in a bigger tub filled with ice and salt. Why do you think issalt added to the ice? 2. Which would increase more the boiling point of water: salt or sugar? Why?