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5 January, 19:45

Determine the percent composition of all elements in enstatite, MgSiO3, a mineral found in Earth's crust.

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  1. 5 January, 22:04
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    Magnesium:

    Mg molar mass: 24.3050

    You have one atom of Mg so, 24.211% (mass percent)

    Silicon:

    Si molar mass: 28.0855

    You have one atom of Si so, 27.977% (mass percent)

    Oxygen:

    O molar mass: 15.9994

    You have three atoms so, 47.812% (mass percent)
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