Write van der Waal's equation for one mole of a gas
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1
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12587
|
August 11, 2016
|
Explain the following reasons
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1
|
1985
|
December 17, 2016
|
The variation of vapour pressure of different liquids with temperature is shown in figure below,
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1
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2084
|
December 17, 2016
|
Explain the term 'Laminar flow. Is the velocity of molecules same in all the layers in laminar flow?
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1
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2308
|
December 17, 2016
|
Viscosity of a liquid arises due to strong intermolecular forces existing between the molecules
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0
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1965
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December 17, 2016
|
Explain the effect of increasing temperature
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1
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1120
|
December 17, 2016
|
Why does sharp glass edge become smooth on heating it up to its melting point in a flame?
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1
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2338
|
December 17, 2016
|
Explain why evaporation leads to cooling of the liquid
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0
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1865
|
December 17, 2016
|
Isotherms of carbon dioxide at various temperatures are represented in the figure
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1
|
3711
|
December 17, 2016
|
Pressure versus volume graph for a real gas
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1
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3834
|
December 17, 2016
|
The compression factor (compressibility factor) for one mole of a van
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1
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5179
|
December 17, 2016
|
Prove that the excluded volume 'b' is four times the actual volume of the gas molecules
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0
|
7569
|
December 17, 2016
|
Critical temperature for carbon dioxide and methane
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1
|
2653
|
December 17, 2016
|
Name the energy which arises due to motion of atoms
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1
|
2496
|
December 17, 2016
|
A gas is enclosed in room
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1
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2223
|
December 17, 2016
|
Give reasons for following
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1
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4542
|
December 17, 2016
|
35 mL of oxygen were collected at 6°C and 758 mm pressure. Calculate its volume at NTP
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0
|
10018
|
December 17, 2016
|
At 0°C, the density of a certain oxide
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1
|
918
|
December 17, 2016
|
Using the equation of state pV = nRT; show that at a given temperature, density of a gas is proportional to gas pressure p
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0
|
976
|
December 17, 2016
|
Value of universal gas constant (R) is same for all gases. What is its physical significance?
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0
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2406
|
December 17, 2016
|
Calculate the volume
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1
|
1065
|
December 17, 2016
|
34.05 mL of phosphorus vapour weighs 0.0625 g at 546°C
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1
|
810
|
December 17, 2016
|
A human adult breathesin approximately 0.50 L of air at 1 atm with each breath
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1
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3421
|
December 17, 2016
|
A balloon filled with an ideal gas is taken from the surface of the sea deep to a depth of 100 m
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1
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5058
|
December 17, 2016
|
What will be the minimum pressure required to compress 500 $d{{m}^{3}}$ of air at 1 bar to 200 $d{{m}^{3}}$ at 30°C?
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0
|
589
|
December 17, 2016
|
On the basis of intermolecular forces and thermal energy, explain
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1
|
2643
|
December 17, 2016
|
What is coefficient of vicosity ? From appropriate relation, derive its SI units
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0
|
625
|
August 11, 2016
|
Why are liquids drops sherical in shape ? Explain
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0
|
9044
|
August 11, 2016
|
Why does sharp glass edge become smooth on heating it up to its melting point in a flame ? Explain which property of liquids is responsible for this phenomenon
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0
|
3791
|
August 11, 2016
|
What is the effect of temperature on:
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1
|
1801
|
August 11, 2016
|