Unit Test — Unit test

Question 1

H2CO3 is used in soft drinks. What is the name of this compound?

Revolt · Accepted Answer

carbonic acid

Question 2

What is a base used in deodorants?

Revolt · Accepted Answer

magnesium hydroxide

Question 3

Which pair of substances would most likely result in the production of a solid when reacting with a base?

Revolt · Accepted Answer

soluble metal salt and carbon dioxide

Question 4

What is the pH of a solution with [H+] = 1.25 10–10 M?Use .

Revolt · Accepted Answer

9.90

Question 5

Consider the reaction below.H2PO4– + H2O H3O+ + HPO42–Which of the following is a base–conjugate acid pair?

Revolt · Accepted Answer

H2O and H3O+

Unit Test — Unit test Answers