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OpenStudy (anonymous):
the heat evolved in the following reaction 2H2 +O2=2H2O DELTA=-484kj to produce 9g of water is?? 484kj 121*10^3j 242kj 968kj
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OpenStudy (anonymous):
i can tell u the ans but i dont know how to solve it
OpenStudy (anonymous):
should i ??
OpenStudy (anonymous):
it is b
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