If the pH value of a solution changes by one unit, it implies that hydrogen ion concentration in the solution will change __________ times.
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Stoichiometry
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The atomic heat capacities of all solid elements __________ with decrease in temperature.
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At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature.
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At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature.
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Assuming that CO2 obeys perfect gas law, calculate the density of CO2 (in kg/m3) at 263°C and 2 atm.
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1 Pascal (unit of pressure) is equal to __________ N/m2.
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The unit of specific heat at constant pressure, Cp, in SI unit is
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Cp - Cv, for an ideal gas is equal to
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With increase in temperature, the surface tension of water
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The temperature of a gas in a closed container is 27° C. If the temperature of the gas is incresed to 300° C, then the pressure exerted is
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Two solutions A1 and A2 have pH value of 2 and 6 respectively. It implies that the solution
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A 'limiting reactant' is the one, which decides the __________ in the chemical reacation.
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The heat of vaporisation __________ with increase in pressure.
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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.
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The vapour pressure of a solution (made by dissolving a solute in a solvent) is __________ that of the pure solvent.
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CaCO3 contains __________ percent of Ca by weight.
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Percentage saturation of a vapor bearing gas is always __________ the relative saturation.
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Cp equals Cv at
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for monoatomic gases is
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Specific gravity on API scale is given by the relation(where, G = specific gravity at 15.5°C).
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