Acids & Bases Review

if the pOH of a solution is 2.8 what is the pH?

• 2.8

• 7.2

• 0.45

• 11.2

If the H⁺ concentration of a solution is 2.8 x 10^-9, what is the pOH?

• 9.00

• 8.55

• 5

• 5.45

What are the products when hydrobromic acid is mixed with sodium hydroxide

• H₂O and NaBr

• HBr and NaOH

• OBr and NaH

• Na and BrOH

pH greater than 7

• Acid

• Base

• Neutral

Which of the following word pairs correctly completes the sentence below?
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

• Acids; pH less than 7
• Acids; pH greater than 7
• Bases; pH greater than 7
• Bases; pH less than 7

HBr is an example of a(n)

• Acid
• Base
• Neutral

If the [H⁺] > [OH^-] the solution is...

• acidic

• basic

• neutral

CO₃^2-(aq)+H₂O(l)      →              HCO₃^-(aq)+OH^-(aq)
Using the above reaction, which compound is the conjugate base?

• CO₃^2-
• H₂O
• HCO₃^-
• OH^-

Which one of the following equations is correct for the reaction between hydrochloric acid (HCl) and sodium hydroxide (NaOH)?

• HCl + NaOH ➞ H₂O + NaOCl
• HCl + NaOH ➞ HCl + H₂O
• HCl + NaOH ➞ NaCl + H₂O
• HCl + NaOH ➞ NaH + HOCl

A 50.0 mL sample of Ca(OH)₂ is neutralized by 300.0 mL of HCl solution with a pH of 3. Calculate the molarity of the Ca(OH)₂ solution.

• 1.0 M

• 0.50 M

• 0.0006 M

• 0.30 M