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Question
When 34.1g of lead reacts with 6.81L of oxygen gas, measured at 1.00atm and 25.0ºC, 36.1kJ of heat is released at constant pressure. What is 
Hº for this reaction? (R=0.0821L-atm/(K mol))
2Pb(s)+O2(g)→2PbO(s)
A) -4.39 x 102kJ
B) -5.94 x 101kJ
C) -3.61 x 101kJ
D) -2.19 x 102kJ
E) -1.30 x 102kJ
Answer
This answer is hidden. It contains 1 characters.
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