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CHEMISTRY

Chemistry
Which of the following is a renewable source of energy ?

Geothermal powder
Coal
Natural gas
Uranium

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Chemistry
Gobar gas contains mainly :

Methane
Propylene
Acetylene
Ethylene

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Chemistry
Gobar gas mainly contains

Carbon monoxide
Carbon dioxide
Methane
Hydrogen sulphide

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Chemistry
The main constituent of biogas is

Acetic acid
Methane
Oxygen
Methyl alcohol

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Chemistry
An example of replenishable energy source is–

Petroleum
Biomass
Coal
Lignite

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