Stoichiometry Gases diffuse faster compared to liquids because of the reason that the liquid molecules Have no definite shape Are held together by stronger inter-molecular forces Move faster Are heavier Have no definite shape Are held together by stronger inter-molecular forces Move faster Are heavier 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. 20 10 100 70 20 10 100 70 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A perfectly insulated container of volume V is divided into two equal halves by a partition. One side is under vacuum, while the other side has one mole of an ideal gas (with constant heat capacity) at 298 K. If the partition is broken, the final temperature of the gas in the container Can not be determined Will be greater than 298 K Will be 298 K Will be less than 298 K Can not be determined Will be greater than 298 K Will be 298 K Will be less than 298 K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The vapor pressure of the solvent decreased by 10 mm Hg, when a non-volatile solute was added to the solvent. The mole fraction of the solute in the solution is 0.2. What should be the mole fraction of the solvent, if the decrease in vapor pressure of the solvent is required to be 20 mm Hg.? 0.1 0.2 0.4 0.6 0.1 0.2 0.4 0.6 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following is not a unit of kinematic viscosity? Cm²/second Poise None of these Stoke Cm²/second Poise None of these Stoke ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of temperature. Temperature difference of 1°K = 1°C = 9/5 °F °R = 273 + °F °F = (°C + 17.778) x 1.8 °C = (F- 32) x 0.555 Temperature difference of 1°K = 1°C = 9/5 °F °R = 273 + °F °F = (°C + 17.778) x 1.8 °C = (F- 32) x 0.555 ANSWER DOWNLOAD EXAMIANS APP