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Stoichiometry

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

1.204
6.02
9.03
3.01

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Stoichiometry
Heat of transition is the heat evolved or absorbed, when a substance is converted from

Vapor to liquid
One allotropic form to another allotropic form
Solid to liquid
Vapor to solid

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Stoichiometry
A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be

- 136.5°K
0°K
-136.5°C
-273°C

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Stoichiometry
1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C.

4.97
1
2.42
1.987

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Stoichiometry
Cp equals Cv at

0°R
0°K
0°F
0°C

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Stoichiometry
Pick out the wrong unit conversion of mass transfer co-efficient.

1 lb/hr.ft³.atm. = 4.8182 kg/hr.m².bar
1 kg/hr . m² = 4.8823 lb/hr . ft²
1 lb/hr . ft² = 4.8823 kg/hr . m²
1 kg/hr.m².atm= 0.98687 kg/hr. m .bar

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