A chemical process is said to occur under unsteady state, if the Inventory changes do not take place Ratio of streams entering/leaving are independent of time Flow rates & composition both are time dependent None of these TRUE ANSWER : ? YOUR ANSWER : ?
Isotonic solutions must have the same Molar concentration Viscosity Normality Critical temperature TRUE ANSWER : ? YOUR ANSWER : ?
The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes. This is the __________ law. Dalton's GayLussac's Amgat's Avogadro's TRUE ANSWER : ? YOUR ANSWER : ?
On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes 1 8 4 2 TRUE ANSWER : ? YOUR ANSWER : ?
The unit of specific heat at constant pressure, Cp, in SI unit is J/kg°K W/m°K W/m²°C J/m³°K TRUE ANSWER : ? YOUR ANSWER : ?
For the gaseous phase reaction, N₂ + O₂ ⇋ 2NO, ΔH = + 80 kJ/kg. mole; the decomposition of NO is favoured by Decrease in temperature Decrease in pressure Increasing the concentration of N₂ Increase in pressure TRUE ANSWER : ? YOUR ANSWER : ?
Internal energy of a substance comprises of the __________ energy. All of these Rotational Translational Vibrational TRUE ANSWER : ? YOUR ANSWER : ?
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 630 880 380 760 TRUE ANSWER : ? YOUR ANSWER : ?