I cannot figure out the answers to number 1 or 2

1 answer:

6 0

Answer:

I didn't understand what u said

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AveGali [126]

The answer is (C) as the definitions states that atomic mass is the number of protons and neutrons.
Hope this helps :).

6 0

3 years ago

Debora [2.8K]

Explanation:

1 mol = 22.4 l

5.42 mol = 22.4 × 5.42 = 121.408

in two decimal place it is 121.41

7 0

3 years ago

Usimov [2.4K]

An atom, I believe.

7 0

3 years ago

victus00 [196]

Answer:

y-7

Explanation:

4 0

3 years ago

netineya [11]

Answer:

fill their outermost shell

Explanation:

6 0

2 years ago