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Chemistry

Chemistry
Aerated water contains

H2
CO2
NO2
SO2

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Chemistry
Aspirin is

Acetyl Salicilic acid
Methyl Salicilate
Phenyl Salicilate
Methoxy benzoic acid

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Chemistry
Molality of pure water is

55.5
18
5.55
1.8

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Chemistry
Rock salt is a mineral containing

Potassium
Iron
Sodium
Magnesium

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Chemistry
Interveinal necrotic spots on leaves appear due to

O3injury
NO2injury
SO2injury
HF injury

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Chemistry
Calcium salts used as fertilizer is :

Calcium Cyanide
Calcium Carbonate
Calcium Carbide
Calcium Sulphate

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MORE MCQ ON Chemistry

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