Correct answer
A. 5-8
Explanation
The correct answer is 5-8.
Chemical formula of meta-phosphoric acid is ________?
The major constituent of black liquor generated during paper manufacture is sodium________?
Polar organic compounds are normally used as separating agents for the azeotropic and extractive distillation. Which of the following is the most important factor to be considered for the choice of the separating agent for extractive distillation?
Which of the following is not a sulphur compound present in petroleum?
Fast breeder reactors do not________?
The Stefan-Boltzmann constant depends on the________?