Solutions Review

If you have an aqueous solution of 0.9% NaCl, the NaCl is the:

• solute

• solvent

• solution

• sodium chloride

If you have an aqueous solution of 0.9% NaCl, the solvent is

• water

• sodium chloride

• molarity

• transformed

What is the formula for calcium chloride?

• CaCl

• Ca₂Cl

• CaCl₂

• Ca₂Cl₂

What is the molar mass of calcium chloride?

• 110.98 g

• 2.41 x 10 ²⁵

• 75.528

• 115.606

How many moles are in 250 mL of a 8M solution?

• 1 mole

• 2 moles

• 32 moles

• 7,752 moles

How many g of calcium chloride should you weigh out to make up 250 mL of a 8M solution?

• 2

• 32

• 55.5

• 222

Is calcium chloride soluble in water?

• Yes

• No

• Only when the temperature is low

• Only when combined with Ag, Pb, Hg, or Tl

You react calcium chloride with silver nitrate. What are the products?

• CaCl₂ + AgNO₃

• Ag₂Ca + ClNO₃

• CaNO₃ + AgCl₂

• Ca(NO₃)₂ + AgCl

When you mix calcium chloride with silver nitrate, a precipitate forms. What is it?

• silver calcide

• chlorine nitrate

• calcium nitrate

• silver chloride

On the test, you will have to write out and balance an equation.

• I understand!

• I don't know how to balance equations so I will come to tutoring on Wednesday morning, Wednesday afternoon, Thursday morning, Thursday afternoon, and/or Friday morning.