Which of the following contains maximum number of molecules
1) 4 gm of hydrogen 2) 22.4 ltrs of oxygen at S.T.P.
3) Carbon Dioxide obtained by heating 1 mole of calcium carbonate
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1.0 g of magnesium is burnt with 0.56 g O2 in a closed 58. ... 0°C when CO 10 2 liberated (in litres) at 1 g of 100% pure calcium carbonate is treated with excess ...
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