CH Chapter 12 Solutions '2122

What is the solute in this solutions: 500 grams of sodium chloride dissolved in 1000 grams of water?

• sodium chloride

• water

If you increase the temperature of a solution you ________________the solubility of most substances.

• increase

• decrease

• don't alter

Solubility of gases are greater in ___________________ water.

• cold

• warm

• hot

• room temperature

Homogeneous mixture of two or more substances uniformly dispersed throughout a single phase.

• solute
• immiscible
• solution
• concentration

How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?

• 1074 mol
• 0.069 mol
• 1.07 mol
• 62.7 mol

What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH)

• 0.8 M

• 1.5M

• 3.0M

• 6.0M

How many grams of solute are dissolved in 125.0 mL of 5.00 M NaCl (MM = 58.44)?

• 0.625 g NaCl
• 625 g NaCl
• 36.5 g NaCl
• 0.04 mol NaCl

How many mL of 10.8M HCl are required to make 100.0 mL of 3.00M acid?

• 27.8 mL
• 27.78 mL
• 2.8 mL
• 278 mL

When CH₃OH is dissolved in water, how many particles are in solution for each unit?

• 1

• 3

• 4

• 5

• 6

The freezing point of a solution is ____ the freezing point of the pure solvent.

• the same as
• lower than
• higher than
• no relation to