Stoichiometry Kopp's rule is useful for the determination of Molal heat capacities of gases Heat capacities of solids Heat capacities of gases Activation energy Molal heat capacities of gases Heat capacities of solids Heat capacities of gases Activation energy 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. -2448.45 +816.15 -1632.3 +1632.3 -2448.45 +816.15 -1632.3 +1632.3 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Percentage saturation of a vapor bearing gas is always __________ the relative saturation. Equal to Higher than Smaller than Either A or B; depends on the system Equal to Higher than Smaller than Either A or B; depends on the system ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the Equivalent weight of the metal is 4 Atomic weight of the metal is 2 Equivalent weight of the metal is 8 Atomic weight of the metal is 4 Equivalent weight of the metal is 4 Atomic weight of the metal is 2 Equivalent weight of the metal is 8 Atomic weight of the metal is 4 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The elevation in boiling point of a solution is proportional to the __________ of the solution. Molarity Reciprocal of the molal concentration Molal concentration Normality Molarity Reciprocal of the molal concentration Molal concentration Normality ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 80 kg of Na₂SO₄ (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na₂SO₄ .10H₂O crystals separate out. The weight fraction of Na₂SO₄ in the remaining solution is 0.24 1 0.18 0.24 1 0.18 ANSWER DOWNLOAD EXAMIANS APP
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