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Text Elements

solute

solvent

Solvation

homogenous

salt and water

Chalk and water

Alcohol and water

Oil and water

polar

stronger

electricity

Ionic compounds acids and bases

covalent compounds except acids and bases

K+1(aq) + NO3-1(aq)

Ca+2(aq) + 2 NO3-1 (aq)

2 Na+1(aq) + 3 CO3-2(aq)

H+1(aq)+Cl-1(aq)

K+1 (aq) + NO3-1 (aq)

NH4+1(aq) + OH-1(aq)

2 H+1(aq) + SO4-2(aq)

(aq)

(aq)

Salt water

Dental Filling (mercury in silver)

Soda (CO2 in water

Alloys (brass bronze Steel)

alcohol and water

Air (oxygen in nitrogen gas)

Not full - we can add solute to the solvent and it will dissolve

It’s full - no more solute can be dissolved

solid

less

unsaturated

saturated

120g

140g

160

160-140=20

Temperature Particle Size Agitation (stirring)

CFU #1: pt 2, pt 3

CFU #2: pt 2, pt 3

solute

large

5/.300=17 mol

12g

1 mol

molarity = mol / liters

1000ml=1L

58.44g

12*1/58.44=.205

.205/.150=1.37M

2.5 mol

L ^Ns4xCFZN
  • .025

6.35 * 10^-2 | 111

          | 1 mol  ^dAjFhHuy

g = 7.0

M

mol

L

.12*.500=.06

Add 7.78g of CoCl2 (solute) to a volumetric flask. Then add small amounts of water while stirring until .500 ml of solution has been reached.

.06mol

1 mol

58.93+(35.45*2)

129.83g

7.78

(3.0M)(100.0ml) = (X)(250.0ml) 300.0Mml=250.0mlX


250.0ml 250.0ml X=1.2M

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