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Question
What mass of hydrogen is consumed when 587.9kJ of energy is evolved from the combustion of a mixture of H2(g) and O2(g)?
H2(g)+
O2(g)→H2O(l); 
Hº=-285.8kJ
A) 4.147 g
B) 2.073 g
C) 0.2412 g
D) 6.162 g
E) 2.131 g
Answer
This answer is hidden. It contains 1 characters.
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