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Chemistry

Chemistry
Two moles of an ideal gas expand freely into vacuum. The work done by the gas is

Infinity
2J
4J

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Chemistry
An emulsion is a colloid of a

Gas in a liquid
Liquid in a gas
Liquid in a liquid
Gas in a solid

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Chemistry
Which of the following is the petroleum wax ?

Carnauba wax
Jojoba wax
Paraffin wax
Bees wax

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Chemistry
Normal rainwater is slightly acidic due to the presence of

None of these
Carbon dioxide
Methane
Sulphur dioxide

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Chemistry
Which of the following processes is used for the production of Biodiesel ?

Transcription
Transamination
Transesterification
Translation

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Chemistry
Chemical formula of washing soda is

Ca(OH)2
Na2SO4.10H2O
NaHCO3
Na2CO3.10H2O

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