Stoichiometry Except for monoatomic gases, the molal heat capacity at constant volume for all gases is __________ Kcal/Kg mole.° K. > 3 3 < 1 < 3 > 3 3 < 1 < 3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The evaporation of aqueous solution of sugar causes its molarity to Decrease. Either A or B; depends on the concentration of the solution. Remain unchanged. increase. Decrease. Either A or B; depends on the concentration of the solution. Remain unchanged. increase. ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its Saturation temperature Both B and C Dew point Bubble point Saturation temperature Both B and C Dew point Bubble point ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat evolved in the combustion of benzene is represented by the equation: C₆H₆ + 7.5 O₂ = 6CO₂ + 3H₂O, ΔH = 3264.6 kJ/kg. mole The heat energy change, when 39 gm of C₆H₆ is burnt in an open container, will be __________ kJ/kgmole. +1632.3 +816.15 -2448.45 -1632.3 +1632.3 +816.15 -2448.45 -1632.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Number of gm moles of solute dissolved in 1 kg of solvent is called its Formality Normality Molality Molarity Formality Normality Molality Molarity ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature. Decreases Increases Increases linearly Remains unchanged Decreases Increases Increases linearly Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
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