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1. Consider the following equation for the combustion of hydrogen gas. H2(g) + O2(g) HO(g) + 243 kJ In order to produce 653 kJ

1. Consider the following equation for the combustion of hydrogen gas. H2(g) + O2(g) HO(g) + 243 kJ In order to produce 653 kJ of heat, what mass of H2(g) must burn? (2 marks)

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