Science, asked by bhumikachaudha63, 6 months ago

which is the lightest element?

Answers

Answered by rishabh1308005

$<marquee scrollamount="8"><font color=red>$ Hydrogen

Answered by anirudh871662

Answer:

Hydrogen

The lightest chemical element is Hydrogen and the heaviest is Hassium. The unity for atomic mass is gram per mol

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