A Student Must Prepare 7

A student must prepare 7.00 L of 0.100 M Na₂CO₃ (106 g/mol) .Which is the best procedure for preparing this solution?

A) Measure 74.2 g Na₂CO₃ and add 7.00 kg of H₂O.
B) Measure 10.6 g Na₂CO₃ and add 7.00 kg of H₂O.
C) Measure 74.2 g Na₂CO₃ and add H₂O until the final homogeneous solution has a volume of 7.00 L.
D) Measure 10.6 g Na₂CO₃ and add H₂O until the final homogeneous solution has a volume of 7.00 L.
E) Measure 74.2 g Na₂CO₃ and add 7.00 L of H₂O.

Correct Answer:

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