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For the reaction, calculate how many moles of the product form when 0.046 mol of O2 completely reacts.

Assume that there is more than enough of the other reactant.
2Ca(s)+O2(g)→2CaO(s)
Express your answer using two significant figures.

1 Answer

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Answer: 0.023 moles of CaO.

Step-by-step explanation:

The balanced equation tells us that we'll get 2 moles of CaO for every one mole of O2. Since we have 0.046 moles of O2, we'll get 0.023 moles of CaO. (2 sig figs)

User Igor Korkhov
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