Ethanoic acid (acetic acid) is verysoluble in water. However, naturally occurring longchaincarboxylic acids, such as palmitic acid(C H 3 (C H 2 ) 14 COOH), are insoluble in water. Explain.
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A: Given , glucose Molarity = 0.40 M = 0.40 mol/L Volume = 0.500 L Find number of moles???
Q: What is the number of moles of glucose C6H12O6 in 0.500 L of a 0.40 M solution?
A: Given that Volume of solution = 0.500L Molarity = 0.40
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Ethanoic acid (acetic acid) is very
soluble in water. However, naturally occurring longchain
(C H 3 (C H 2 ) 14 COOH), are insoluble in water. Explain.
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- What is the product of the ionization reaction of butanoic acid (CH3CH2CH2COOH) in water? Including all hydrogen atoms and charges.Palmitoleic acid, a fatty acid with various pharmaceutical applications, is mainly obtained from macadamia nuts. The condensed structural formula for a triacylglycerol containing three palmitoleic acid units is provided below. Which of the following statements is NOT true regarding this triacylglycerol? O || CH,−O−C–(CH,)–CH=CH—(CH2)5–CH3 O || CH−O−C−(CH2)–CH=CH–(CH,)5–CH3 O CH,−O−C−(CH,)–CH=CH–(CH,)5–CH, O Its name is glyceryl tripalmitate or tripalmitin. O It is most likely to be liquid at room temperature. O It is an oil (not a fat). O It contains 3 molecules of the same unsaturated fatty acid.Acetylsalicylic acid (aspirin) can be synthesized by combining salicylic acid and acetic acid through a condensation reaction. The −OH−OH group from phenol on the salicylic acid condenses with the carboxylic acid group of acetic acid forming acetylsalicylic acid. Draw the structure of acetylsalicylic acid.
- Write the products of the reaction of diphenhydramine (a base) with the acid HCl shown below. Are the reactants or products more soluble in water? Briefly explain.Ascorbic acid, H2C6H6O6, is a diprotic acid usually known as vitamin C. For this acid, pKa1 is 4.10 and pKa2 is 11.79. When 125 mL of a solution of ascorbic acid was evaporated to dryness, the residue of pure ascorbic acid had a mass of 4.14 g. Calculate the molar concentration of ascorbic acid in the solution before it was evaporated. i I M What was the pH of the ascorbic acid solution before it was evaporated? pH = i What was the concentration of the ascorbate ion, C6H6062, before the solution was evaporated? i MArrange the following acids in the increasing order of their solubility in water: p-ClC6H4COOH, CH3COOH, CH3(CH2)3COOH. Explain why their order became like that?
- (HC(CH₂), CO₂) is 9.33 × 106. x Calculate the pH of a 2.8 M solution of trimethylacetic acid. Round your answer to 1 decimal place. The acid dissociation constant K of trimethylacetic acid pH = 0 X 5Explain why cholesterol, a compound with molecular formula C 27H 46O and one OH group, is soluble in CCl 4 but insoluble in water.Complete the equation to show how pyridine, C5H5N, acts as a Brønsted-Lowry base in water. equation: C5H5N + H2O
- Salicylic acid is added into a test tube, followed by methanol and sulfuric acid as the catalyst. It is heated for 10-15 minutes and poured into a beaker with crushed ice. This is the esterification of Oil of wintergreen. Write the complete reaction equation and describe the odor of the reactants (salicylic acid and methanol) and the products (oil of wintergreen).Explain the effect of the pH on the protonation of the functional groups present in ascorbic acid (C6H8O6) and citric acid (C6H8O7).Cream of tartar is a white powder sometimes used in baking. (It's what separates a tangy, chewy snickerdoodle from an ordinary cinnamon-coated sugar cookie. The acid in the cream of tartar gives snickerdoodles their distinctive tangy flavor, and the chew happens because cream of tartar prevents sugar in the cookie dough from crystalizing into crunchiness. Allrecipies.com) Cream of tartar (KHC4H4O6) is the conjugate base salt of tartaric acid (shown to the right). The Ka for another similar acid is 8.7×10-3. What is the standard Gibb's free energy (in kJ/mol) for the dissociation of that other acid?