Question

molar mass of Na2SO4​

Answer 1

Molar mass : 142.04 g/mol

Answer 2

Answer:

Hello mate the answer is 142.

Explanation:

..

Na :- 23

S :- 32

O :- 16

so,

$(23 \times 2) + 32 + (16 \times 4) \\ 46 + 32 + 64 \\ = 142$