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Answer to Question #77018 in General Chemistry for myriam
Question #77018
how much heat is liberated by the combustion of 206 g of hydrogen?
Expert's answer
2H2 + O2 => 2H20
m(H2) = 206g = 0.206kg
q=12*10⁷J/kg
Q - ?
Q = m*q = 0.206 kg* 12*10⁷J/kg = 2.47*10⁷J.
m(H2) = 206g = 0.206kg
q=12*10⁷J/kg
Q - ?
Q = m*q = 0.206 kg* 12*10⁷J/kg = 2.47*10⁷J.
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