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Chemistry

Chemistry
Brass is made of

Copper and tin
Tin and lead
Copper, tin and zinc
Copper and zinc

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Chemistry
The absolute temperature of a gas is doubled and the pressure is reduced to half, the volume of the gas

Will increase four-fold
Remains unchanged
Will be doubled
Will be reduced to half

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Chemistry
The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called :

Alloy formation
Vulcanization
Zinc plating
Galvanization

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Chemistry
Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of

Open system
Closed system
Isothermal system
Isobaric system

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Chemistry
A detergent is a

Cleansing agent
Soap
Catalyst
Drug

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Chemistry
The acid rain destroys vegetations because it contains

Sulphuric acid
Carbon monoxide
Nitric acid
Ozone

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MORE MCQ ON Chemistry

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