Correct answer
B. Sodium carbonate
Explanation
The correct answer is Sodium carbonate.
Large diameter reinforced cement concrete (RCC) pipes are generally joined by ________ joint?
Transfer function of transportation lag is________?
H2S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H2S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in meters) corresponding to an operating line given by, y = 5x + 0.001 is ________?
A batch reactor is characterised by ________?
Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement?
Which is not a natural insulating material?