Volume at NTP of oxygen required to completely burn 1 kg of coal (100% carbon
(1) 22000 L
(2) 22.4 × 103 L
(3) 1.86 x 103 L
(4) 1000 L
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2 is the correct option and answer
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Mass of C = 1000 g
1 moles C requires 1 mole O₂ to burn.
Thus, 83.34 mole C requires 83.34 moles O₂
At NTP, 1 mole gas occupies 22.4 litres.
83.34 moles occupies 83.34 × 22.4 = 1.86 × 10³ L
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