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3 years ago

14

Epsom salt, a common hydrate, has the formula shown below. If I measure out 80 g of epsom salt to add to my foot soak, what mass

of the epsom salt is H2O? Please show work!!
MgSO4 x 7H2O

1 answer:

MAVERICK [17]3 years ago

4 0

Answer:

MgSo4 : 7H2O

Mr 120 : Mr 126

mass 80: x

then cross multiply

Explanation:

making x the subject of the formula then you will get 84 as the mass of water

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