Questions from Organic Chemistry

Q: Write an equation for the reversible reactions of each of the following

Write an equation for the reversible reactions of each of the following with water. a. H3PO4 b. CH3NH2

Q: Distinguish between the term’s formula mass and molar mass.

Distinguish between the term’s formula mass and molar mass.

Q: Which is the stronger base, F2 or CH3COO-?

Which is the stronger base, F2 or CH3COO-?

Q: Identify the conjugate acid-base pairs in each of the following

Identify the conjugate acid-base pairs in each of the following chemical equations: a. HCOOH (aq) + NH3(aq) ↽−−−−−−⇀ HCOO-(aq) + NH4+(aq) b. HCl(aq) + OH-(aq) ↽−−−−−−⇀ H2O(l) + Cl-(aq)

Q: Of the following diagrams, which one represents: a.

Of the following diagrams, which one represents: a. a concentrated strong acid b. a dilute strong acid c. a concentrated weak acid d. a dilute weak acid

Q: Label each of the following as a strong or weak base:

Label each of the following as a strong or weak base: a. KOH b. CN- c. SO42-

Q: Calculate the [H3O+] of an aqueous solution that is:

Calculate the [H3O+] of an aqueous solution that is: a. 1.0 × 10-9 M in OH- b. 1.0 × 10-5 M in OH-

Q: Calculate the [OH-] of an aqueous solution that is:

Calculate the [OH-] of an aqueous solution that is: a. 1.0 × 10-6 M in H3O+ b. 1.0 × 10-8 M in H3O+

Q: What is the concentration of hydronium ions in an aqueous solution of

What is the concentration of hydronium ions in an aqueous solution of acetaminophen if the concentration of hydroxide ions is 2.5 × 10-9 M?

Q: Select one enzyme from a later chapter in this book and describe

Select one enzyme from a later chapter in this book and describe its biochemical importance.