A chemist has a bottle of a 10% acid solution and a bottle of a 30% acid solution. He mixes the solutions together to get 500 mL of a 25% acid solution. How much of the 30% solution did he use? A. 125 mL
B. 150 mL
C. 375 mL
D. 450 mL
PLZ HELP IM TIMEDD

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