# Chapter 14: Mixtures And Solutions Question Preview (ID: 46878)

### Mixtures And Solutions Basics. Answers? Play games to get them!

these are colligative properties
a) boiling point elevation, freezing point depression
b) evaporation, melting
c) endothermic, exothermic
d) boiling point depression, freezing point elevation

if I add sugar to a saturated solution:
a) the sugar dissolves
b) the sugar do not dissolve
c) the sugar reacts with water
d) the water starts to evaporate

50 g in 100 mL is...
a) vol%
b) wt%
c) molality
d) solubility

when the molecules of solvent surround the molecules of solute
a) this is solubility
b) this is osmosis
c) this is molarity
d) this is solvation

I should increase the solubility if...
c) I increase the temperature
d) I decrease the temperature

How much NaOH is there in 100 mL of a 1 M solution?
a) 1 mol
b) 1 g
c) 0.1 mol
d) 0.001 mol

what is the formula for making dilutions?
a) C1 x C2 = V1 x V2
b) C1 / C2 = V1 / V2
c) C1 x V2 = C2 x V1
d) C1 x V1 = C2 x V2

A solution with 30 g of solute in 100 mL of solvent is:
a) 30 vol%
b) 30 wt%
c) 30 M
d) none of these

A solution with 25 g of solute in 100 g of solution is:
a) 25 vol%
b) 25 wt%
c) 25 M
d) none of these

osmosis is
a) a chemical reaction
b) the tendency of water to move into a more concentrated solution
c) the tendency of water to move into a less concentrated solution
d) the change of water from liquid to gas

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