GOB Chemistry 1 Midterm - Part 5 of 5
SAMPLE
Please be aware that you practice a sample exam set, which means that it’s mimicking a real exam. In order to have more accurate experience:
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6. Chemical Reactions & Quantities / Calculating Molar Mass / Problem 7
Calculate the molar mass of element X if an 83.6-g sample of the compound X2O3 contains 39.4 g of oxygen atoms.
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