Stoichiometry At a temperature of 0°K, the molecules of a gas have only __________ energy. Rotational Translational Vibrational None of these Rotational Translational Vibrational None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole. -92 92 -23 46 -92 92 -23 46 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The combustion equations of carbon and carbon monoxide are as follows: C + O₂ = CO₂, ΔH = - 394 kJ/kg . mole CO + 1/2 O₂ = CO₂, ΔH = - 284.5 kJ/kg. mole. The heat of formation of CO is __________ kJ/kg. mole. +100 +180 +109.5 -109.5 +100 +180 +109.5 -109.5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry With increase in the solute concentration, the specific heat of aqueous solutions Remains unchanged Decreases Increases Either A or B; depends on the type of solution Remains unchanged Decreases Increases Either A or B; depends on the type of solution ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The depression in freezing point of a solution is Neither A nor B Directly proportional to the mole of solute Inversely proportional to the mass of solvent Both A & B Neither A nor B Directly proportional to the mole of solute Inversely proportional to the mass of solvent Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of a solid compound is calculated from the atomic heat capacities of its constituent elements with the help of the Trouton's rule Kistyakowsky equation Kopp's rule Antonie equation Trouton's rule Kistyakowsky equation Kopp's rule Antonie equation ANSWER DOWNLOAD EXAMIANS APP
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