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Marcel just purchased 1.69 grams of iron fillings in order to make living putty for his 6 year old niece. how many moles of iron are made in his sample?
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If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)
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Imaginary hydrated compound P. xH2O has a mass percentage of 45.5% of water. If the molar mass of P...
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