If There Are 0

question 30

Multiple Choice

If there are 0.505 g of NaCl (58.44 g/mol) left in a beaker that originally contained 75.0 mL of saltwater, what must have been the concentration of the original solution?

• A)0.00647 M
• B)0.0115 M
• C)0.0673 M
• D)0.115 M
• E)0.673 M

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