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10 February, 23:07

A multivitamin tablet contains 40 milligrams of potassium. how many moles of potassium does each tablet contain?

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  1. 10 February, 23:45
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    Conversion of mole to grams

    k in mole = 1 mole / atomic mass

    K in mole = 1 / 39.0983 g/mole

    = 0.255765 g/mole

    converting 40 grams of K

    K 40 grams x [ 1 mole / 39.0983 grams] = 1.0230623 mole

    There are 1.0230623 moles of K in 40 K of Potassium
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