6.
How much 250 mmol/L solution can be prepared from 149 mg of KCl?
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7.
A solution of NaCl contains 300 grams per liter. What is the mol/L concentration
of the solution?
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8.
What amount of Na2SO4.4H2O is needed to make 750 mL of a 1.25 mol/L
solution of Na2SO4?
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9.
How much CuSO4.5H2O is needed to prepare 250 mL of a 2.00 mol/L CuSO4
solution?
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10.
How much NaNO3 is needed to make 200 mL of a 30.0 mmol/L NaNO3 solution?
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MD0837
3-13