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Thursday, May 28, 2015

Sample Normality and Molarity Problems



Here are sample problems:

1.       If you weigh 60 grams of NaCl (sodium chloride) and dissolved it in 1 liter of solution:

a.       What is the Molarity?
b.      What is the Normality?
c.       What is the percent solution?

2.       Compute for the Normality of a 2M H2SO4 solution.

3.       What is the Molarity of a 10% CaCl2 solution?

4.       Compute for the Molarity of a 0.5N NaCl solution.

5.       What is the Normality of a 1.5 M HCl solution?

Given:

Atomic weights:

Na = 23
Cl = 35.5
H = 1
O = 16
S = 30
Ca = 40

Valences:

H2SO4 = 2
NaCl = 1
CaCl2 = 2
HCl = 1

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