Stoichiometry Questions

• __________ chart is a graph related to Antonie equation.
• The most convenient way of expressing solution concentration is in terms of
• The heat capacity of a substance is
• Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity? Vapour pressure of water at 20°C is 17.5 mm Hg.
• A butane isomerisation process produces 70 kmole/hr of pure isobutane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be
• Elements in a periodic table are arranged in order of their
• Enthalpy change resulting, when unit mass of solid is wetted with sufficient liquid, so that further addition of liquid produces no additional thermal effect, is called the heat of
• The percentage ratio of the partial pressure of the vapor to the vapor pressure of the liquid at the existing temperature is
• Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules
• On mixing 56 gm of CaO with 63 gm of HNO3, the amount of Ca(NO3)2 formed is __________ gm.
• The heat capacity of most substances is greater for the __________ state.
• The viscosity of water at room temperature may be around one
• Which of the following gases will have the- highest kinetic energy per mole at the same pressure & temperature?
• Unit of mass velocity is
• With increase in the solute concentration, the specific heat of aqueous solutions
• The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times.
• The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be
• Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere.
• Assuming applicability of ideal gas law, the pure component volume of the vapor in a saturated gas can be calculated from theoretical relationship. The volumetric composition of a vapor saturated gas is independent of the
• At a temperature of 0°K, the molecules of a gas have only __________ energy.