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A chemist runs the following decomposition reaction: C2H6 → 2 C + 3 H2 If she starts with 50.0 g of C2H6, how many grams of carbon will be made?
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30 votes
30 votes
A chemist runs the following decomposition reaction: C2H6 → 2 C + 3 H2

If she starts with 50.0 g of C2H6, how many grams of carbon will be made?

User Morio
by
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1 Answer

19 votes
19 votes
50.0g C2H6 • 1 mol C2H6 =
———-
30g. C2H6

1.66 mol C2H6 • 2 mol C
———— = 3.32 moles C
1 mole C2H6

3.33 mol C • 12 g. C
———— = **39.84 g C**
1 mol C

Answer: 39.84g C
User TheBigBadBoy
by
3.4k points
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