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) 0.8 0.98 0.9 0.95 0.8 0.98 0.9 0.95 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half, will result in __________ in the volume of the gas. L/4th reduction No change Doubling Four fold increase L/4th reduction No change Doubling Four fold increase ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The total number of atoms in 8.5 gm of NH₃ is __________ x 1023. 9.03 1.204 3.01 6.02 9.03 1.204 3.01 6.02 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry A car tyre of volume 0.057 m³ is inflated to 300 kPa at 300 K. After the car is driven for 10 hours, the pressure in the tyre increases to 330 kPa. Assume air is an ideal gas and Cv for air is 21 J/mole.K. The change in the internal energy of air in the tyre in J/mole is 760 880 380 630 760 880 380 630 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Hess's law of constant heat summation is based on conservation of mass. It deals with Reaction rate None of these Equilibrium constant Changes in heat of reaction Reaction rate None of these Equilibrium constant Changes in heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry An oxidation process is accompanied by decrease in the All of these Oxidation number Number of ions Number of electrons All of these Oxidation number Number of ions Number of electrons ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS