Representations of Solutions

AP Chemistry· difficulty 2/5

conc. acid 12 M HCl final 1.0 L 1.5 M HCl

Volume of 12 M HCl needed to make 1.0 L of 1.5 M HCl is:

  • A

    1500 mL

  • B

    80 mL

  • C

    12 mL

  • D

    125 mL

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Explanation

M1V1 = M2V2 -> V1 = (1.5)(1.0)/12 = 0.125 L = 125 mL.

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