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Stoichiometry

Stoichiometry
The total number of atoms in 8.5 gm of NH₃ is __________ x 1023.

6.02
9.03
3.01
1.204

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Stoichiometry
At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to

Increase in molecular attraction
Increased collision rate among molecules
Increase in average molecular speed
Decrease in mean free path

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Stoichiometry
A solution of specific gravity 1 consists of 35% A by weight and the remaining B. If the specific gravity of A is 0.7, the specific gravity of Bis

1.2
1.3
1.35
1.25

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Stoichiometry
Pick out the correct conversion.

1 BTU = 252 calories
1 calorie = 252 BTU
1 BTU =453.6 calories
1 calorie = 453.6 BTU

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Stoichiometry
Unit of power is

Both B & C
Watt
Joule/Second
Joule

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Stoichiometry
pH value of an alkaline solution is

Constant over a wide range
7
< 7
> 7

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