Stoichiometry The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state. More Less Same Either A or B; depends on the nature of the substance More Less Same Either A or B; depends on the nature of the substance ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry In a neutral solution H⁺ ions are absent OH⁻ ions are absent None of these Both H⁺ and OH⁻ ions are present in very small but equal concentration H⁺ ions are absent OH⁻ ions are absent None of these Both H⁺ and OH⁻ ions are present in very small but equal concentration ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry 1 kg of calcium carbide (CaC₂) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour? 5 15 10 20 5 15 10 20 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 No cooling occurs, when an ideal gas undergoes unrestrained expansion, because the molecules Exert no attractive force on each other Are above the inversion temperature Collide without loss of energy Do work equal to loss in kinetic energy Exert no attractive force on each other Are above the inversion temperature Collide without loss of energy Do work equal to loss in kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Kinematic viscosity of 1 m² /second is equivalent to __________ stokes. 104 10 103 102 104 10 103 102 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS