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Hydrocarbon

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Q.

Hydrocarbon X contains 3 g carbon per gram of hydrogen. Simplest formula of the hydrocarbon X is:

Q.

The mass of one atom of hydrogen is approximately

Q.

5.6 L of a gas at NTP are found to have a mass of 11 g. The molecular mass of the gas is

Q.

10 mL of a hydrocarbon on complete combustion gave 30 mL of  and 20 mL of  Molecular formula of the hydrocarbon is:

Q. Hydrocarbon?

Hydrocarbon