Question

what is the 1 amu equal to?​

Answer 1

Answer:

1.661 × 10-18 microgram

Explanation:

One an amu is

12

1

of the mass of one carbon-12 atom.

It is equal to

N

A

1

=

6.022×10

23

1

=1.66×10

−24

g.

Answer 2

Answer:

Avogadro's number is 6.022×10^23

And mass of H2 atom is roughly 1 amu.

So, an avogadro's number of atoms of H2 is 1g

Hence, 1amu=( 1/Avogadro's number )grams

=1.660577881 × 10^-24 grams

=1.6 ×10^-24 grams (Ans.) (Rounded)