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OpenStudy (anonymous):
If you need to reverse the following reaction and multiply it by 2 in order for it to be an intermediate reaction in a Hess's law problem, what would be the final value for the enthalpy of reaction you use for this intermediate reaction? H2 + 0.5 O2 H2O, H = -286 kJ A. 572 kJ B. 286 kJ C. -286 kJ D. -572 kJ
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OpenStudy (anonymous):
@Photon336 @ParthKohli
OpenStudy (anonymous):
@Liam2004
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