Correct answer
B. Both A. & B.
Explanation
The correct answer is Both A. & B..
Fixed carbon in coal is defined as________?
The change in enthalpy, when a unit quantity of gas is absorbed by relatively large quantity of adsorbent (on which a definite concentration of the adsorbed gas already exists) is termed as the________?
The evaporation of aqueous solution of sugar causes its molarity to________?
Frasch process is for________?
Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a________?
What is the number of degree of freedom for a system of two miscible non-reacting species in vapor-liquid equilibrium forming an azeotrope?