Solute

n

M.W.

NaCl

2

58.5

CaCl2

3

111.0

Glucose

1

180.0

n: number of particles that dissociated from the solute molecule.
M.W.: Molecular Weight.

 

EXERCISE: Fill the table. You have seven solutions in the table below.

Fill the blank: find their molarity, osmolarity and concentration in g/liter.

 

Solution of:

Molarity (mole/L)

Osmolarity (osmol/L)

Concentration in g/liter

NaCl

0.300

NaCl

0.300

NaCl

Glucose

0.300

CaCl2

0.300

CaCl2

0.300

CaCl2

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