Stoichiometry 1 gm mole of an alcohol whose molecular weight is 74 contains 48 gms of carbon, 10 gms of hydrogen and 16 gms of oxygen. Its molecular formula is C₄H9OH (C₂H₄)2H₂.OH C2H33OH C₃H21OH C₄H9OH (C₂H₄)2H₂.OH C2H33OH C₃H21OH ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The OH⁻ concentration in a solution having pH value 3 is 10-11 10-3 10-13 10-10 10-11 10-3 10-13 10-10 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to Increased collision rate among molecules Decrease in mean free path Increase in average molecular speed Increase in molecular attraction Increased collision rate among molecules Decrease in mean free path Increase in average molecular speed Increase in molecular attraction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A reduction process is accompanied with increase in the Both A & B Number of electrons Neither A nor B Oxidation number Both A & B Number of electrons Neither A nor B Oxidation number ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The molecules of a liquid which is in equilibrium with its vapor at its boiling point on an average have equal __________ in the two phases. Intermolecular forces Total energy Kinetic energy Potential energy Intermolecular forces Total energy Kinetic energy Potential energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In case of a solution (not of a solid in a liquid), whose total volume is more than the sum of volumes of its components in their pure states, solubility is Increased with the increase in pressure Decreased with the increase in pressure Independent of the temperature Unchanged by the pressure change Increased with the increase in pressure Decreased with the increase in pressure Independent of the temperature Unchanged by the pressure change ANSWER DOWNLOAD EXAMIANS APP
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