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Mathematics, 23.10.2020 18:50 UndeadDelta

A chemist mixed 5 mL of Solution A with every mL of Solution B to make a new solution with a new concentration. Which ratio of mL of Solution A to mL of Solution B will make a new solution with the same concentration?

A. 13:20
B. 6:4
C. 40:26
D. 25:8

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