A hydrocarbon compound on combustion gives 6.6g of CO2 and 2.7g of H20 and no other products obtained. 11.35L of gas has mass 14g at STP then find the molecular formula of the gas by calculation.
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Explanation:
11.2L of an ideal gas at STP =0.5 moles.
0.5moles14g=1mole28g
It could be any gas that have molar mass equal to or closer to 28g/mole. (Nitrogen, molar mass=28g/mol)
⟹ The gas could be N2.
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