AP Chemistry: Unit 4: Chemical Reactions

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Question 4 · Unit 4: Chemical Reactions · challenge

For 2 H2(g) + O2(g) -> 2 H2O(g), a mixture initially contains 5.0 mol H2 and 2.0 mol O2, with no water. Assuming complete reaction, how many moles of H2O form?A. 2.0 molB. 2.5 molC. 4.0 molD. 5.0 mol

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