http://chemistry.learnhub.com/lesson/9991-rock-candy-video

1

+

procedure

molecular view

vocabulary

NaOH g 4 solution liter 0.1 x NaOH mole

NaOH g 40 x

solutionliter

NaOH mole 1

5.1 g

180.16 g/mol

.1005 L

D

D

D

D

Greasy: will dissolve in

greasy solvents

watery region

OH

watery: will dissolve in

watery solvents (like

water)

A “brick”: hard to

dissolve in anything.

1 2

1 2

S S

P P

1 2

1 2

S S 3.3 g /L 9.9 g/L (1 atm)(9.9 g/L); ; x = 3 atm

P P 1 atm x (3.3 g/L)

mass solutePercent solution by mass x 100

mass solution

volume solutePercent solution by volume x 100

volume solution

moles of solute

Liters of solution

40 g NaCl0.5 moles NaCl x x 0.08 Liters solution = 1.6 grams NaCl

Liter of solution mole NaCl

mass solute

Percent solution by mass x 100mass solution

volume solutePercent solution by volume x 100

volume solution

moles of solute

Liters of solution

°

°

s