Stoichiometry The atomic weight of helium is 4 times that of hydrogen. Its diffusion rate as compared to hydrogen will be __________ times. 43834 43832 4 √2 43834 43832 4 √2 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 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 Wetting Adsorption Mixing Complete wetting Wetting Adsorption Mixing Complete wetting ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half, will result in __________ in the volume of the gas. L/4th reduction Doubling No change Four fold increase L/4th reduction Doubling No change Four fold increase ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With rise in temperature, the heat capacity of a substance Decreases Either A or B; depends on the substance Remains unchanged Increases Decreases Either A or B; depends on the substance Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapour pressure of water is given by, in Psat = A - (5000/T), where A is a constant, Psat is the vapour pressure in atm. and T is the temperature in K.The vapor pressure of water in atm. at 50°C is approximately 0.13 0.07 0.11 0.09 0.13 0.07 0.11 0.09 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Average molecular weight of air is about 29 21 23 79 29 21 23 79 ANSWER DOWNLOAD EXAMIANS APP
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