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a) Draw the structures of the compounds listed below in groups of isomers and classify them according to their unique functional groups and number of carbons atoms. i. D-ribose ii. D-glyceraldehyde iii. D-glucose iv. D-xylose v. D-galactose vi. D-fructose vii. D-arabinose viii. Dihydroxyacetone ix. D-ribulose x. D-mannose
Determine the vapor pressure of a solution prepared by dissolving 250 g of Ethanol in 375 g of water?
Calculate the work done (in joules) against a pressure of 1.0 atm at 25 o C. If 3 moles of H 2 react with 3 moles of Cl 2 to form HCl while
What is the pH of 10 drops of triethylamine in a dropperful of demineralized water? How does the reaction between triethylamine and water explain the measurement of the pH?
What are the products from the combustion of 2-methyl-3-ethyloctane?
When heated, lithium reacts with nitrogen to form lithium nitride: 6Li(s) +N2(g) → 2Li3N(s)
Estimate the vapor pressure at temperatures of 273, 298, 363, 383, and 423 K respectively
What is the molecular formula of a compound with a percentage composition 26.7% P, 12.1% N, and 61.2% Cl and a molecular mass of 695u.
Which of the following statements is true regarding chiral carbons with R configuration? a. plane polarized light is rotated clockwise b. plane polarized light is rotated counterclockwise
What is the osmotic pressure of a homogenous solution at the temperature At 25 o C, as this solution is consisting of 21.0 g urea
Compression and Cooling of Nitrogen Gas. A volume of 65.0 ft^3 of N2 gas at 90°F and 29.0 psig is compressed to 75 psig and cooled to 65°F.
At standard temperature, a gas has a volume of 335 mL. The temperature is then increased to 123 degrees celcius, and the pressure is held constant. What is the new volume
When 0.069 mol of aluminum sulfate are dissolved in enough water to make 485 milliliters of solution, what is the molar concentration of aluminum ions?
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