IIT-JEE
Exam
Among the following, the intensive property is (properties are)
(A) molar conductivity (B) electromotive force
(C) resistance (D) heat capacity
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IIT-JEE Other Question
The regent(s) used for softening the temporary hardness of water is (are)
(A) 3 42 Ca (PO ) (B) ( )2 Ca OH
(C) 2 3 Na CO (D) NaOCl
Aqueous solutions of HNO3, KOH, CH3COOH, and CH3COONa of identical concentrations are provided.
The pair(s) of solutions which form a buffer upon mixing is(are)
(A) 3 HNO and 3 CH COOH (B) KOH and 3 CH COONa
(C) 3 HNO and 3 CH COONa (D) 3 CH COOH and 3 CH COONa