Solve the Problem. -A Chemist Needs 190 Milliliters of a 66% Solution but 66

question 188

Multiple Choice

Solve the problem.
-A chemist needs 190 milliliters of a 66% solution but has only 42% and 99% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.

• A)80 mL of 42%; 110 mL of 99%
• B)110 mL of 42%; 80 mL of 99%
• C)70 mL of 42%; 120 mL of 99%
• D)120 mL of 42%; 70 mL of 99%

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