503Chemical EngineeringMedium
The earth’s atmosphere is an envelope of gases present upto a height of about ________ kms?
A2000
B200
C1000
D10
Correct answer
B. 200
Explanation
The correct answer is 200.
Correct answer
B. 200
Explanation
The correct answer is 200.
Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________ mg/kg of kerosene?
The free energy change for a chemical reaction is given by (where, K = equilibrium constant)________?
Tri-sodium phosphate is used in boiler water treatment to reduce________?