Question: Calculate the amount of heat evolved when 3.5 104 kg of hydrogen is combusted. 2H2(g) + O2(g) 2H2O(g) H = 484 kJ

Calculate the amount of heat evolved when 3.5 × 104 kg of hydrogen is combusted.
2H2(g) + O2(g) → 2H2O(g) ΔH = 484 kJ

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