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How do I do this send help

How do I do this send help
asked 94.9k views
1 vote
How do I do this send help

How do I do this send help-example-1
asked
User Sudhir Bastakoti
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8.2k points

2 Answers

3 votes
19 is your answer to the question... hope helped
answered
User Strawberry Farmer
by
7.7k points
6 votes

Answer:

a. 19 is the mass number

b. 6.02x10 ^23

Step-by-step explanation:

answered
User Gby
by
8.0k points
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