Correct answer
D. 20
Explanation
The correct answer is 20.
________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation?
Higher viscosity of lubricating oil usually signifies________?
Psychrometry deals with the properties of gas-vapor mixture. Humidity can be determined by the measurement of the ________ of a fibre?
LMTD for counter-flow and parallel flow heat exchanger will be the same, when the________?
SiO2 percentage in firebrick is about________?
In solid catalysed reactions the diffusional effects are more likely to affect the overall rate of reaction for________?