engineering recuitment JSSC JE Mock Test 2023 Thermodynamics Properties of Pure Substances Phase Change of a Pure Substance
Which of the following is the correct definition of mole?
(A) It is equal to the gram atomic mass of the substance
(B) It contains 6.022 × 1020 atoms of the given substance
(C) It is equal to the gram molecular weight of the substance
(D) It contains 6.022 × 1023 molecules of the given substance
1
Options (A) (C) and (D)
2
Options (B) (C) and (D)
3
All options are correct
4
Option (C) and (D) only