Answer to Question #158603 in General Chemistry for Fadzrell

General Chemistry

Question #158603

The percent by mass of magnesium sulfate in the powder

Expert's answer

w = m(MgSO₄) / m(powder) x 100%

Molecular weight calculation:

24.3050 + 32.065 + 15.9994*4

Molar mass of MgSO₄ = 120.3676 g/mol

w = 120.3676 / m(powder) x 100%

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