You Wish to Prepare 140

question 1

Multiple Choice

You wish to prepare 140.0 mL of a 3.0 M solution of NaOH by diluting a concentrated 10.0 M NaOH solution.What volume of the concentrated solution is required to do this?

• A) 7.0 mL
• B) 20 mL
• C) 42 mL
• D) 0.47 mL

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