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The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances. This is the
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Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism.
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According to Stefan Boltzmann law, the total radiation from a black body per second per unit area is directly proportional to the
According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity)
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According to Gay Lussac’s law for a perfect gas, the absolute pressure of given mass varies directly as
The ratio of the actual mass of water vapour in a unit mass of dry air to the mass of water vapour in the same mass of dry air when it is saturated at the same temperature and pressure, is called
According to Stefan Boltzmann law, ideal radiators emit radiant energy at a rate proportional to