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If 0.525 g of Fe2O3 and xH2O are heated and 0.400 g of Fe2O3 are obtained, what is the value of x?
1 answer
Fe2O3 + H2O = 0.525 g
Fe2O3 = 0.400
H2O must be 0.525-0.400 = 0.125 g
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