Stoichiometry Enthalpy of formation of NH₃ is - 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH₃ → N₂ + 3H₂, is equal to __________ kJ/kg. mole. 92 46 -92 -23 92 46 -92 -23 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 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 Can not be determined Will be greater than 298 K Will be 298 K ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The temperature at which real gases obey the ideal gas law over a wide range of pressure is called the __________ temperature. Boyle Reduced Critical Inversion Boyle Reduced Critical Inversion ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A reduction process is accompanied with increase in the Both A & B Oxidation number Number of electrons Neither A nor B Both A & B Oxidation number Number of electrons Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The evaporation of aqueous solution of sugar causes its molarity to Decrease. Remain unchanged. increase. Either A or B; depends on the concentration of the solution. Decrease. Remain unchanged. increase. Either A or B; depends on the concentration of the solution. ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The density of a liquid is 1500 kg/m³. Its value in gin/litre will be equal to 1.5 150 1500 15 1.5 150 1500 15 ANSWER DOWNLOAD EXAMIANS APP
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