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Plz help it over science stuff

Plz help it over science stuff
40.3k views
15 votes
Plz help it over science stuff

Plz help it over science stuff-example-1
User Uhef
by
7.8k points

2 Answers

9 votes

Answer:

Pretty sure it would be 69(nice).

Step-by-step explanation:

You add the number of protons and neutrons to find the mass

User Nloewen
by
8.2k points
6 votes

Answer:9.012

Step-by-step explanation:

I used the periodic table, the mass is 9.012

User Bhollis
by
8.2k points
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