Question # 1

Lactic acid founds in:

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Citrus fruits

Sour milk

Rancid Butter

Apple

A reaction between an acid and base produce.

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Salt and water

Salt and gas

Salt and acid

Salt and bases

A salt always

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Contain ions

Contains water of crystallization

Dissolves in water

Forms crystals which conduct electricity

Acetic acid is a weak acid because it.

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Is used in cooking and flavouring food.

Has very low pH

Is not fully ionized

Does not contain any hydrogen ions.

Which of following is not conjugate base.

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S^-2

F^-1

Na⁺

SO₄

Which acid is used for food preservation?

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Hydrochloric acid

Benzoic acid

Sulphuric acid

Nitric acid.

Acid means

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Sour

Bitter

Sweet

Salty

Which acid is present in our stomach.

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Nitric acid

Hydrochloric acid

Sulphuric acid

All of these

What is the POH of a 0.02 M Ca(OH)₂?

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1.698

1.397

12.31

12.61

Which acid used for food preservation?

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H₂SO₄

HNO₃

HCl

CH₃COOH

Which salt is used for the manufacture of detergents, pulp and paper?

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NaCl

Na₂CO₃

Na₂SiO₃

NaCl

Which of the following thing is a lewis base?

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NH₃

BF₃

H⁺

AlCl₃

The reaction between an acid and a base produces.

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Salts and water

Salt and gas

Salt and an acid

Salt and an base

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