Question 1

Which of the following solutions will have the highest concentration of chloride ions?

Accepted Answer

0.1 M AlCl₃

Answer

0.1 M NaCl

Answer

0.1 M MgCl₂

Answer

0.05 M CaCl₂

Question 2

Which of the following is NOT a strong electrolyte?

Accepted Answer

MgCO3

Answer

CaCl2

Answer

Li2SO4

Answer

LiOH

Question 3

Identify HCl.

Accepted Answer

strong electrolyte, strong acid

Answer

strong electrolyte, weak acid

Answer

weak electrolyte, strong acid

Answer

weak electrolyte, weak acid

Question 4

Choose the statement below that is TRUE.

Accepted Answer

A weak acid solution consists of mostly nonionized acid molecules.

Answer

The term "weak electrolyte" means that the substance is inert.

Answer

A strong acid solution consists of only partially ionized acid molecules.

Answer

The term "strong electrolyte" means that the substance is extremely reactive.

Question 5

How many of the following compounds are soluble in water?

Cu(OH)₂ LiNO₃ NH₄Br K₂S

Accepted Answer

3

Answer

0

Answer

1

Answer

4

Answer

2

Question 6

Which of the following pairs of aqueous solutions will form a precipitate when mixed?

Accepted Answer

Sr(C₂H₃O₂)₂ + Na₂SO₄

Answer

KNO₃ + NaOH

Answer

(NH₄)₂SO₄ + LiCl

Answer

LiOH + Na₂S

Question 7

How many milliliters of a 0.184 M NaNO₃ solution contain 0.113 moles of NaNO₃?

Accepted Answer

614

Question 8

What is the concentration of nitrate ions in a 0.125 M Mg(NO₃)₂ solution?

Accepted Answer

0.25

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