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chemistry (molecular calculations)

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If you had 78.2 grams of K, how much oxygen is needed to convert it all to K2O?

  • chemistry (molecular calculations) -

    78.2g K = 2 moles
    each 2 moles of K reacts with 1 mole of O.

    1 mole O = 16g

  • chemistry (molecular calculations) -

    78

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