Chemical Process Calculation

Ideal Gas

Question 1
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 2
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 3
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 4
Marks : +2 | -2
Pass Ratio : 100%
What is the volume of 2.5 gm moles Nitrogen gas at STP? At 100 KPa pressure and 300 K temperature, 2 gm moles of the gas occupy 20 cubic meter volume.
11.23
22.46
33.69
44.92
Explanation:
P1V1/n1T1 = P2V2/n2T2.
Question 5
Marks : +2 | -2
Pass Ratio : 100%
For the universal gas constant, (cm3)(atm)/(K)(g mole) is an appropriate unit.
Correct
Incorrect
Can`t say
None of the mentioned
Explanation:
Gas constant = R = PV/nT.
Question 6
Marks : +2 | -2
Pass Ratio : 100%
Specific molar volume for an ideal gas is
Volume per mass
Volume per molecular weight
Volume per mole
None of the mentioned
Explanation:
Specific molar volume for an ideal gas is Volume per mole.
Question 7
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Pass Ratio : 100%
What is the density of Carbon-di-oxide in kg/m3 at 27 degree celcius and 100 KPa?
1.76
2.76
3.76
4.76
Explanation:
density = (Pressure*Molecular weight)/(Gas constant*Temperature).
Question 8
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 9
Marks : +2 | -2
Pass Ratio : 100%
Mercury and water (Immiscible) in a same container would represent two different phases.
Correct
Incorrect
Can`t say
None of the mentioned
Explanation:
A compound may consists of one or more than one phase.
Question 10
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Pass Ratio : 100%
Correct statement is
Gases at low pressure or high temperature behave as an ideal gas
Gases at high pressure or low temperature behave as an ideal gas
Gases at high density behave as an ideal gas
None of the mentioned
Explanation:
Gases at low pressure or high temperature behave as an ideal gas.