When a certain amount of ethylene was combusted, \( 5644 \mathrm{~kJ} \) heat was evolved. If he...

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When a certain amount of ethylene was combusted, \( 5644 \mathrm{~kJ} \) heat was evolved. If heat of combustion of ethylene is \( 1411 \mathrm{~kJ} \), the volume of \( \mathrm{O}_{2} \) (at NTP) that entered into the reaction is
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