1. A chemist prepares a solution by dissolving

4.603 g of NaNO3 in enough water to make
200 mL of solution. What molar concentration of sodium nitrate should appear on the
label?
Answer in units of M
2.If the chemist mistakenly makes 225 mL of
solution instead of the 200 mL, what molar concentration of sodium nitrate will the
chemist have actually prepared?
Answer in units of M

2 answers

42
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