Chemical Process Calculation

Ideal Gas

Question 1
Marks : +2 | -2
Pass Ratio : 100%
Usually while measuring the specific gravity of a gas, the reference gas that is taken is air.
False
True
Depends on the gas
None of the mentioned
Explanation:
Air is usually taken at the same temperature and pressure.
Question 2
Marks : +2 | -2
Pass Ratio : 100%
___________is any measurable characteristics of a substance that can be calculated or deduced.
Property
State
Phase
None of the mentioned
Explanation:
Property is any measurable characteristics of a substance that can be calculated or deduced.
Question 3
Marks : +2 | -2
Pass Ratio : 100%
Incorrect equation for an ideal is
PV = nRT
Pv = RT
PM = ρRT
None of the mentioned
Explanation:
All three are correct as a & b are ideal gas law and c is in the form of density.
Question 4
Marks : +2 | -2
Pass Ratio : 100%
A compound may consists of _______ phase.
Only one
Only two
Not more than two
One or more than one
Explanation:
A compound may consists of one or more than one phase.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
________ of a system gives the condition of a system as specified by its properties.
Property
State
Phase
None of the mentioned
Explanation:
State of a system gives the condition of a system as specified by its properties.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
What is the volume of 20 gms of Oxygen in Litre at standard conditions?
10
12
14
16
Explanation:
At standard conditions, 1 mole of of gas occupy 22.4 litre volume.
Question 7
Marks : +2 | -2
Pass Ratio : 100%
At standard conditions, what is the volume of 1 kg mole of ideal gas?
22.4 m3
2240 m3
224000 m3
None of the mentioned
Explanation:
V = nRT/P.
Question 8
Marks : +2 | -2
Pass Ratio : 100%
For an ideal gas, incorrect statement is
Molecules do not occupy any space
No attractive force exist between the molecules
The gas molecules move in random, straight line motion
None of the mentioned
Explanation:
Conditions for a gas to behave as predicated by the ideal gas law.
Question 9
Marks : +2 | -2
Pass Ratio : 100%
Which one has the lowest density at room temperature?
Ne
N2
NH3
CO
Explanation:
NH3 have minimum molecular weight.
Question 10
Marks : +2 | -2
Pass Ratio : 100%
A ________ is completely homogeneous and uniform state of matter
Property
State
Phase
None of the mentioned
Explanation:
State of a system gives the condition of a system as specified by its properties.