How many molecules are in 8.55×10-15 moles of a substance

Question

How
many
molecules are in 8.55×10-15 moles of a substance

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Maris 4 years 2021-08-13T13:24:10+00:00 1 Answers 1 views 0

Answers ( )

  1. Edana
    0
    2021-08-13T13:25:21+00:00
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    Answer:

    Know this

    1mole of a substance contains 6.022×10²³molecules

    Now

    8.55×10^-15moles x 6.022×10²³molecules/1mole

    =5.15×10^9molecules.

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