Answer to Question #15732 in Chemistry for Porscha

Question #15732

A 15.01g sample of MgSO4*xH2O leave a residue of 6.01g upon heating. What is the value of x?

Expert's answer

15.01 6.01
MgSO4*xH2O ------> MgSO4 + xH2O
120+18X & 120

15.01*120/6.01=120+18x
300=120 + 18X
180=18x
& x=10

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