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g100num [7]
2 years ago
7

Who can help me with this? Asap

Chemistry
1 answer:
aivan3 [116]2 years ago
3 0

Answer:

A. = 143

B. = 8

C. =32

Explanation:

Number of neutron = mass number - atomic number

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Learn more at:

brainly.com/question/2728613?referrer=searchResults

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