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Recent questions tagged gaseous state
+1
vote
1
answer
Define “effusion”.
asked
Apr 6, 2019
in
Class 12
by
kratos
neet
class-11
aiims
jee
jee mains
gaseous state
states of matter
+1
vote
1
answer
Calculate the compressibility factor for SO2 , if 1 mole of it occupies 0.35 litre at 300 K and 50 atm pressure. Comment on the result.
asked
Apr 4, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
jee mains
gaseous state
class-12
states of matter
+1
vote
1
answer
A reaction is found to be second order w.r.t. one of the reactants & has rate constant of 0.5 mol^–1 dm^3 min^–1.
asked
Apr 4, 2019
in
Chemistry
by
kratos
neet
class-11
jee
physical chemistry
aiims
jee mains
gaseous state
class-12
chemical kinetics
+1
vote
1
answer
A pressure cooker has the lid screwed on tight. A small opening with A = 0.0075 in^2 is covered with a petcock that can be lifted
asked
Apr 4, 2019
in
Physics
by
kratos
transient processes
thermal physics
jee
phase diagrams
thermodynamics
critical points
class-10
jee mains
gaseous state
+1
vote
1
answer
Vanderwaal'* constants for hydrogen chloride gas are a = 3.67 atm lit^-2 and b = 40.8 ml mol^-1.
asked
Apr 4, 2019
in
JEE
by
kratos
class-11
jee
thermodynamics
jee mains
gaseous state
+1
vote
1
answer
Two vessels of the same capacity and at the same temperature are filled with 44 g of hydrogen gas
asked
Apr 3, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
jee mains
gaseous state
class-12
+2
votes
1
answer
34.05 mL of phosphorous vapour weighs 0.0625 g at 546°C and 0.1 bar pressure. What is the molar mass of phosphorous?
asked
Apr 3, 2019
in
Chemistry
by
kratos
cbse
class-11
physical chemistry
gas and liquid
gaseous state
class-12
states of matter
+1
vote
1
answer
The compression factor (compressibility factor) for one mole of a van der Waals’ gas
asked
Apr 3, 2019
in
JEE
by
kratos
class-11
jee
jee mains
gaseous state
states of matter
+2
votes
1
answer
In the dissociation of N2O4 into NO2, (1+x) varies with the vapour densities ratio D/d as given by
asked
Apr 3, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
stoichiometry
gaseous state
mole concept
jee mains
mole and equivalent concept
equilibrium
class-12
chemical equilibrium
+2
votes
1
answer
Assertion: Plot of P Vs. 1/V(volume) is a straight line. Reason: Pressure is directly proportional to volume
asked
Apr 2, 2019
in
Class 12
by
kratos
class-11
class-12
gaseous state
states of matter
cbse
+1
vote
1
answer
Calculate root mean square speed, most probable speed and average speed of:
asked
Apr 1, 2019
in
Chemistry
by
kratos
class-12
class-11
physical chemistry
gaseous state
+3
votes
1
answer
Assertion (A): At constant temperature, PV vs. V plot for real gases is not a straight line.
asked
Apr 1, 2019
in
Class 12
by
kratos
cbse
class-11
gaseous state
class-12
states of matter
+2
votes
1
answer
Solids have more ordered structure than gases. Why?
asked
Apr 1, 2019
in
JEE
by
kratos
acoustics
class-11
jee
class-7
icse
class-10
jee mains
gaseous state
heat
+3
votes
1
answer
A one litre flask contains some mercury. It is found that at different temperature the volume of air inside the flask ******* the same.
asked
Apr 1, 2019
in
JEE
by
kratos
states of matter
thermometry and thermal expansion
class-11
jee
jee mains
gaseous state
chemical equilibrium
+2
votes
1
answer
A mixture of hydrogen and oxygen at one bar pressure contains 20% by weight of hydrogen. Calculate the partial pressure of hydrogen.
asked
Mar 31, 2019
in
Chemistry
by
kratos
class-12
class-11
physical chemistry
gaseous state
+1
vote
1
answer
State Graham'* law of diffusion. Write any two of its applications.
asked
Mar 31, 2019
in
Class 11
by
kratos
class-11
kvpy
gaseous state
kinetic theory
states of matter
+2
votes
1
answer
A container open to atmosphere contains air (assumed to be an ideal gas) at temperature 27°C.
asked
Mar 30, 2019
in
Chemistry
by
kratos
class-11
jee
physical chemistry
jee mains 2019
jee mains
gaseous state
class-12
states of matter
kinetic theory of gases
+2
votes
1
answer
The variation of volume V, with temperature T, keeping pressure constant is called the coefficient of thermal
asked
Mar 29, 2019
in
Class 12
by
kratos
neet
class-11
aiims
thermodynamics
gaseous state
+2
votes
1
answer
The value of van der Waals' constant 'a' for the gases O2, N2,NH3 and CH4 are 1.360, 1.390, 4.170
asked
Mar 28, 2019
in
Class 12
by
kratos
neet
class-11
jee
jee mains
gaseous state
states of matter
+2
votes
1
answer
34.05 mL of phosphorus vapour weighs 0.0625 g at 546°C and 1 bar pressure. What is the molar mass of phosphorus?
asked
Mar 28, 2019
in
Chemistry
by
kratos
cbse
class-11
physical chemistry
gas and liquid
gaseous state
class-12
states of matter
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