Question

30.
The mass of one molecule of water is approximately
(1) 3 x 10-23 g
(2) 18 g
(3) 1.5 x 10-23
(4) 4.5 x 10-23. answer is 18g​

Answer 1

The mass of one molecule of water is 18.015 g

so, (2) is correct = 18 g (approx).

HOPE IT HELPS !!

MARK BRAINLIEST !!