Stoichiometry Ideal solution is formed, when its components have zero Heat of mixing Neither A nor B Volume change Both A & B Heat of mixing Neither A nor B Volume change Both A & B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Kopp's rule is useful for the determination of Activation energy Heat capacities of solids Molal heat capacities of gases Heat capacities of gases Activation energy Heat capacities of solids Molal heat capacities of gases Heat capacities of gases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is an exothermic reaction? None of these Dehydrogenation of ethane to ethylene Conversion of graphite to diamond Decomposition of water None of these Dehydrogenation of ethane to ethylene Conversion of graphite to diamond Decomposition of water 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 +1632.3 -1632.3 +816.15 -2448.45 +1632.3 -1632.3 +816.15 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the Temperature & pressure Number of intermediate chemical reactions involved State of aggregation & the state of combination at the beginning & the end of the reaction None of these Temperature & pressure Number of intermediate chemical reactions involved State of aggregation & the state of combination at the beginning & the end of the reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry How much O₂ can be obtained from 90 kg of water? 90 kg 32 kg 64 kg 80 kg 90 kg 32 kg 64 kg 80 kg ANSWER DOWNLOAD EXAMIANS APP
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