3121Chemical EngineeringMedium
Sodium carbonate (soda ash) is not used in the manufacture of________?
AFire extinguishers
BDetergents
CBaking powder
DSugar
Correct answer
B. Detergents
Explanation
The correct answer is Detergents.
Correct answer
B. Detergents
Explanation
The correct answer is Detergents.
Magnetic permeability of iron is increased by its________?
Pick out the wrong statement?
As per Gilliland’s equation, the diffusivity is________?
TLV of mercury in potable (drinking) water is about ________ ppm?
If h1 = inner film co-efficient and /h2 = outer film co-efficient, then the overall heat transfer co-efficient is________?
A balanced chemical reaction equation conforms to the law of________?