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Chemistry

Chemistry
Which of the following substance's smell is similar to Ethanoic acid?

Tomato juice
Kerosene
Lemon
Vinegar

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Chemistry
The molecular mass of a gas is

Not related to its vapour pressure
Twice its vapour pressure
Half its vapour pressure
Equal to its vapour pressure

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Chemistry
Detergents clean surfaces on the principle of

Floatation
Viscosity
Surface tension
Elasticity

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Chemistry
By which organic compound all the oils are known ?

Protein
Ester
Carbohydrate
Hydrocarbon

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Chemistry
Which of the following vegetable oils does not contain essential fatty acids ?

Coconut oil
Sunflower oil
Groundnut oil
Mustard oil

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Chemistry
Baking soda is :

Potassium carbonate
Sodium hydroxide
Sodium carbonate
Sodium bicarbonate

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