# Problem: A 0.370 mol sample of a metal oxide (M 2O3) weighs 55.4 g. How many grams of M are in the sample, and what element is represented by the symbol M? a) 75.28 g/mol; Arsenic b) 101.7 g; Ruthenium c) 37.6 g; Vanadium d) 17.8 g; Metalium e) 41.3 g; Iron

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A 0.370 mol sample of a metal oxide (M 2O3) weighs 55.4 g. How many grams of M are in the sample, and what element is represented by the symbol M?

a) 75.28 g/mol; Arsenic

b) 101.7 g; Ruthenium

d) 17.8 g; Metalium

e) 41.3 g; Iron

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Our tutors have indicated that to solve this problem you will need to apply the Mole Concept concept. You can view video lessons to learn Mole Concept. Or if you need more Mole Concept practice, you can also practice Mole Concept practice problems.

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