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18 July, 08:38

How many CaH2 formula units are present in 8.294 g of CaH2?

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  1. 18 July, 08:51
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    RMM of CaH2=20 + (1x2) = 22

    Number of moles or formula units

    =mass/RMM

    =8.294/22

    =0.377
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