Deck 9: Salts and Aqueous Solutions the Nature of Salts and How They Interact With Water

Question 1

The name of the salt Al(NO₃)₃ is _____.

Answer 1

aluminum nitrate

Question 2

The name of the salt NH₄Br is _____.

Answer 2

ammonium bromide

Question 3

The name of the salt Cs₂SO₄ is _____.

Answer 3

cesium sulfate

Question 4

Which of the following solutions would make the strongest electrolyte?

A)a 500 mM solution of MgCl₂
B)a 1.0 M solution of MgCl₂
C)a 1.5 M solution of MgCl₂
D)a 2.0 M solution of MgCl₂.

Question 5

Which one of the following contains a polyatomic ion?

A)K₂CO₃
B)C₃H₈
C)Li₂S
D)CaO
E)RbF

Question 6

What substance is always present in an electrolyte solution?

A)sucrose
B)molecules lacking a dipole
C)ions
D)gases
E)All of the above.

Question 7

Which one of the following solutions will NOT conduct electricity?

A)a 1.0 M solution of KCl
B)a solution of sugar and pure water
C)a solution of 0.50 M KNO₃
D)a solution containing sodium, chloride and potassium ions.

Question 8

Which one of the following is not a salt?

A)K₂CO₃
B)C₃H₈
C)Li₂S
D)CaO
E)RbF

Question 9

If the minimum lethal dose of fluoride is 5.0 mg/kg of body weight, _____ grams of 0.15 % by mass fluoride toothpaste could safely be ingested by a 65 pound child.