Stoichiometry N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60) 0.98 0.9 0.95 0.8 0.98 0.9 0.95 0.8 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry pH value of H₂SO₄ (5% concentration) is > 7 < 7 7 5 > 7 < 7 7 5 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The atomic heat capacities of all solid elements __________ with decrease in temperature. Approach zero at 0°C Decreases Increases Remains unchanged Approach zero at 0°C Decreases Increases Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. The temperature at which the above mixture will exert a pressure of one standard atm. is 100°C Less than 100°C Between 100 and 110°C 110.6°C 100°C Less than 100°C Between 100 and 110°C 110.6°C ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The effect of pressure on the heat capacity of the gases __________ is negligible. Both A & B Neither A nor B Below the critical temperature At pressure below one atmosphere Both A & B Neither A nor B Below the critical temperature At pressure below one atmosphere ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg/cm² is equal to 10 metres of water column 1 metre of water column 1KPa 760 torr 10 metres of water column 1 metre of water column 1KPa 760 torr ANSWER DOWNLOAD EXAMIANS APP