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Chemistry

Chemistry
Coating of solid waste with impervious material is known as

Landfill
Encapsulation
Chemical fixation
Capping

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Chemistry
The hydronium ion is

HO -
H2+
H3O+
H+

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Chemistry
Which of the following could be used as fuel in propellant or rockets ?

Liquid Hydrogen + Liquid Nitrogen
Liquid Oxygen + Liquid Argon
Liquid Hydrogen + Liquid Oxygen
Liquid Nitrogen + Liquid Oxygen

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Chemistry
Molality of pure water is

1.8
5.55
18
55.5

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Chemistry
Which gas is most stable at room temperature

H2
N2
O2
F2

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Chemistry
Nitrogen is an essential constituent of all :

Vitamins
Proteins
Fats
Carbohydrates

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MORE MCQ ON Chemistry

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