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Question 1 of 3
1. Question
According to the balanced chemical equation given below, how many moles of gaseous NO2 will for from the decomposition of 6.9 moles of N2O5?
2 N2O5(g) ➛ 4 NO2(g) + O2(g)
Enter your answer with the correct number of significant figures.
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moles
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Question 2 of 3
2. Question
According to the balanced chemical equation given below, how many moles of solid SiO2 are required to react with 11.2 moles of carbon?
SiO2(s) + 3 C(s) ➛ SiC(s) + 2 CO(g)
Enter your answer to the correct number of significant figures.
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moles
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Question 3 of 3
3. Question
How many moles of atoms are there in 3.2 moles of C2H4O2?
Enter your answer to the correct number of significant figures.
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moles of atoms
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