Question

Which of the following represents 1 gmolecule of the substance?

(1) 6.02  1024 molecules of NH3 (2) 4 g of helium

(3) 40 g of CaO (4) 127 g of iodine​

Answer 1

Answer:

6.02×1024 molecules of NH3,please mark as brainlist

Answer 2

Answer:

4g of helium

Explanation:

number of moles = given weight/M = 4g/4mole^-1 = 1 mole

would appreciate if marked brainliest