Practice Test

Question 1

The two products that are formed when a solution of HNO sub 3 and a solution of NaOH react are water and

Revolt · Accepted Answer

D: NaNO sub 3 .

Question 2

What do strong acids and strong bases have in common?

Revolt · Accepted Answer

C: They both dissociate completely, with little or no reverse reactions.

Question 3

A substance is dissolved in water and produces hydronium ions. This occurs when hydrogen ions move from the substance to associate with water molecules. Which term best matches the behavior of this substance?

Revolt · Accepted Answer

B: Arrhenius acid

Question 4

Which of these equations correctly expresses the self-ionization of water?

Revolt · Accepted Answer

B: cap h sub 2 cap o plus cap h sub 2 cap o left right arrow cap h sub 3 cap o raised to the plus plus OH raised to the negative power power

Question 5

What is the relationship between cap k sub A and cap k sub b with cap k sub w ?

Revolt · Accepted Answer

C: The product of ​​​​​​​ cap k sub A   and ​​​​​​​​​​​​​​ cap k sub b   equals the auto-dissociation constant for water.

Question 6

How does litmus paper identify a base?

Revolt · Accepted Answer

D: A base turns red litmus blue.

Question 7

What is the Arrhenius definition of a base?

Revolt · Accepted Answer

D: A substance that increases  OH raised to the negative power  concentration when it is dissolved in water.

Question 8

Why is citric acid added to food?

Revolt · Accepted Answer

B: to add tartness

Question 9

Which salt is produced when NH sub 4 OH reacts with HNO sub 3 ?

Revolt · Accepted Answer

D: NH sub 4 NO sub 3

Question 10

Which substance has the lowest open bracket cap h raised to the plus power close bracket concentration but is still considered an acid?

Revolt · Accepted Answer

A: milk

Practice Test Answers

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