Question

How many grams are there in 9.4 x 1025 molecules of H2?

Answer 1

Answer:

1 molecule H2 has 2g weight

9.4×1025 MOLECULES OF H2 will have 9.4×1025×2 g weight

I hope it works

Answer 2

Answer:

18.8×1025gram

Explanation:

in one moleculue of H2 contain 2gram

so 9.4×1025 molecules of H2 contain 9.4×2×1025

=18.8×1025gram