A. Rule of 48
B. Rule of 36
C. Rule of 24
D. Rule of 72
A. Rational method and irrational method
B. Conservative method and conventional method
C. Unit method and percentage method
D. Discrete method and depletion allowance method
A. Boiling
B. Adding potassium permanganate
C. Adding sulphuric acid
D. Phenol-di-sulphuric acid
A. Pascal’s law
B. Dalton’s law of partial pressure
C. Newton’s law of viscosity .
D. Avogadro’s hypothesis
E. Second law of thermodynamic
A. Monopsony
B. Monopoly
C. Oligopoly
D. Oligopsony
A. A jar
B. A breaker
C. A test tube
D. An Imhoff cone
A. 1
B. 2 to 3
C. 3 to 5
D. 5 to 10