When 1 mg of potassium permanganate is dissolved in 500 mL water, the percentage w/v is?

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A ❏ 0.001
B ❏ 0.0002
C ❏ 0.002
D ❏ 0.2
E ❏ 2

13 COMMENTS

  1. B is the answer and winners are Olawale and Maryam.Details below:
    When 1 mg is dissolved in 500 mL, 100 mL of the solution contains 0.2 mg
    (100/500). This is 0.0002% to 0.0002 g in 100 mL. The percentage w/v is 0.0002%

  2. B is the answer and winners are Olawale and Maryam.Details below:
    When 1 mg is dissolved in 500 mL, 100 mL of the solution contains 0.2 mg
    (100/500). This is 0.0002% to 0.0002 g in 100 mL. The percentage w/v is 0.0002%

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