Stoichiometry What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C? 43832 43833 43864 L/3 x 298/273 43832 43833 43864 L/3 x 298/273 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry If the pH value of a solution changes by one unit, it implies that hydrogen ion concentration in the solution will change __________ times. 100 70 10 20 100 70 10 20 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature. Varies linearly Decreases Does not vary Increases Varies linearly Decreases Does not vary Increases ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Viscosity of 1 centipoise is equal to 1 centis-toke in case of Mercury None of these Water Carbon tetrachloride Mercury None of these Water Carbon tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The heat capacity of most substances is greater for the __________ state. None of these Solid Gaseous Liquid None of these Solid Gaseous Liquid ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry How many phases are present at eutectic point? 2 Unpredictable 1 3 2 Unpredictable 1 3 ANSWER DOWNLOAD EXAMIANS APP
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