To Prepare 500

question 4

Multiple Choice

To prepare 500. mL of 0.5 M NaCl from a stock of 2.0 M NaCl one needs to ________.

• A) dilute 125 mL 2.0 M NaCl with enough water to a total of 500. mL solution
• B) dilute 125 mL 2.0 M NaCl with 500. mL water
• C) dilute 375 mL 2.0 M NaCl with enough water to a total of 500. mL solution
• D) dilute 375 mL 2.0 M NaCl with 500. mL water

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