Stoichiometry At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature. Decreases Varies linearly Increases Does not vary Decreases Varies linearly Increases Does not vary ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The effect of pressure on the heat capacity of the gases __________ is negligible. Below the critical temperature Both A & B Neither A nor B At pressure below one atmosphere Below the critical temperature Both A & B Neither A nor B At pressure below one atmosphere ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An azeotropic solution of two liquids has boiling point lower than either of them, when it Shows positive deviation from Raoult's law Is saturated Is unsaturated Shows negative deviation from Raoult's law Shows positive deviation from Raoult's law Is saturated Is unsaturated Shows negative deviation from Raoult's law ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of a substance is Greater for liquid state than for solid state Equal for solid and liquid states below melting point Lower for liquid state than for gaseous state Higher for solid state than for liquid state Greater for liquid state than for solid state Equal for solid and liquid states below melting point Lower for liquid state than for gaseous state Higher for solid state than for liquid state ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heats of vaporisation of CS₂, C₂H₅OH &H₂O are 26.8, 38.6 & 40.6 KJ/kg mole respectively. The order of decreasing inter-molecular forces in these liquids is H₂O > C₂H₅OH > CS₂ CS₂ > H₂O > C₂H₅OH H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O H₂O > C₂H₅OH > CS₂ CS₂ > H₂O > C₂H₅OH H₂O > CS₂ > C₂H₅OH CS₂ > C₂H₅OH > H₂O ANSWER DOWNLOAD EXAMIANS APP
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