The most probable velocity (in cm/s) of hydrogen molecule at 27°C, will be
What is the ratio of kinetic energies of 3 g of hydrogen and 4 g of oxygen at T(K)? |
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What is the temperature at which the kinetic energy of 0.3 moles of Helium is equal to the kinetic energy of 0.3 moles of Helium is equal to the kinetic energy of 0.4 moles of Argon at 400 K? |
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The maximum number of molecules is present in: |
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Hydrogen diffuses six times faster than gas A. The molar mass of gas A is: |
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What is the value of gas constant R in J mol–1 K–1 |
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The volume of 10 moles of an ideal gas is 1 litre at 1 atm Pressure and temperature. What is the volume (in lit) of 20 moles of same gas at same temperature and pressure? |
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For one mole of an ideal gas, increasing the temperature from 10°C to 20°C ______. |
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138 grams of ethyl alcohol is mixed with 72 grams of water. The ratio of mole fraction of alcohol to water is |
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To an evacuated vessel with movable piston under external pressure of 1 atm., 0.1 mol of He and 1.0 mol of an unknown compound (vapour pressure 0.68 atm. at 0°C) are introduced. Considering the ideal gas behaviour, the total volume (in litre) of the gases at 0°C is close to |
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What are the conditions under which the relation between volume (V) and number of moles (n) of gas plotted? (P = pressure; T = temperature) |
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