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24 July, 07:09

You can use mole ratios and molar mass to determine the masses of substances involved in a chemical reaction. Using the periodic table, calculate the molar masses of iron oxide (Fe2O3) and aluminum oxide (Al2O3). Give your answer to four significant figures.

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  1. 24 July, 09:35
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    1st one is 159.7 the 2nd is 102.0
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