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Chemistry

Chemistry
Which one is the simplest aromatic hydrocarbon

Aspirin
Picric acid
Benzene
Chloride

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Chemistry
Alum stops bleeding in minor cuts because of

Solvation
Coagulation
Emulsion
Dialysis

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Chemistry
Which of the following is the best fuel in terms of energy released per gram of fuel?

Hydrogen
Ethanol
Methane
Butane

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Chemistry
________ is used for making vinegar.

Acetic acid
Tartaric acid
Malic acid
Oxalic acid

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Chemistry
Nylon is made up of :

Polyester
Polypropylene
Polyethylene
Polyamide

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Chemistry
Cement containing excess amount of lime

Becomes more strong
Is slow setting
Is quick setting
Cracks during setting

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