Stoichiometry On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes 2 1 8 4 2 1 8 4 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The chemical nature of an element is independent of The number of neutrons present in it None of these Its atomic number The number of protons or electrons present in it The number of neutrons present in it None of these Its atomic number The number of protons or electrons present in it ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A vapor whose partial pressure is less than its equilibrium vapor pressure is called the __________ vapor. Unsaturated Saturated Dry gaseous Superheated Unsaturated Saturated Dry gaseous Superheated ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One micron is equal to __________ cm. 44110 44112 44106 44108 44110 44112 44106 44108 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Air at a temperature of 20°C and 750 mm Hg pressure has a relative humidity of 80%. What is its percentage humidity?Vapour pressure of water at 20°C is 17.5 mm Hg. 80.38 79.62 78.51 80 80.38 79.62 78.51 80 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Addition of a non-volatile solute to a solvent produces a __________ in its solvent. Freezing point elevation All of these Boiling point depression Vapor pressure lowering Freezing point elevation All of these Boiling point depression Vapor pressure lowering ANSWER DOWNLOAD EXAMIANS APP
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