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CHEMISTRY

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

Coal
Uranium
Natural gas
Geothermal powder

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Chemistry
Gobar gas contains mainly :

Propylene
Ethylene
Acetylene
Methane

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Chemistry
Gobar gas mainly contains

Carbon dioxide
Carbon monoxide
Hydrogen sulphide
Methane

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Chemistry
The main constituent of biogas is

Oxygen
Methyl alcohol
Methane
Acetic acid

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Chemistry
An example of replenishable energy source is–

Biomass
Coal
Lignite
Petroleum

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