(A) P
(B) Q
(C) It depends on the pH of solution
(D) It depends on the concentration of solution
(A) Inappropriate drying
(B) Loss of sample due to effervescence
(C) Improper solvent extraction
(D) None of the above
(A) 2.2
(B) 5.0
(C) 6.0
(D) 4.3
(A) 0.1
(B) 0.01
(C) 0.001
(D) 0.0001
(A) Primary standard
(B) Secondary standard
(C) Titrant
(D) Titrand