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 Number of intermediate chemical reactions involved Temperature & pressure None of these State of aggregation & the state of combination at the beginning & the end of the reaction Number of intermediate chemical reactions involved Temperature & pressure None of these State of aggregation & the state of combination at the beginning & the end of the reaction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The most convenient way of expressing solution concentration is in terms of Mole fraction Molality Normality Molarity Mole fraction Molality Normality Molarity ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of liquids of similar chemical nature at any particular temperature __________ with increase in the molecular weight. Either A or B; depends on the liquid Decreases Increases Remains unchanged Either A or B; depends on the liquid Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following holds good for a solution obeying Raoult's law (i.e., an ideal solution) (where, ΔH = heat of mixing, and ΔV = volume change on mixing ) ? ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 Both B and C ΔV = 0 ΔH = 1 (+ ve)and Δ V = -ve ΔH = 0 Both B and C ΔV = 0 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The OH⁻ concentration in a solution having pH value 3 is 10-3 10-11 10-10 10-13 10-3 10-11 10-10 10-13 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The rate of material __________ is zero in case of a steady state system. Accumulation Production Input Generation Accumulation Production Input Generation ANSWER DOWNLOAD EXAMIANS APP
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