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28 June, 02:12

How many atoms are in 159 g of calcium?

159 g =

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Answers (2)
  1. 28 June, 02:43
    0
    Answer : The number of atoms present in 159 g of calcium are

    Explanation:

    First we have to calculate the moles of calcium.

    Molar mass of calcium = 40 g/mole

    Now we have to calculate the number of atoms of calcium.

    As, 1 mole of calcium contains number of atoms of calcium

    So, 3.975 mole of calcium contains number of atoms of calcium

    Therefore, the number of atoms present in 159 g of calcium are
  2. 28 June, 02:46
    0
    2.30 x 10 to the 24 power atoms cal

    Sorry if this is confusing
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