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True [87]
3 years ago
9

I need help with question 1 please

Chemistry
2 answers:
kotegsom [21]3 years ago
7 0

Answer:86

Explanation: to find atomic mass you take the number of protons and the number of neutrons. therefore you take the 40 protons and the 46 neutrons to find the mass. :)

morpeh [17]3 years ago
6 0

Answer:

86

Explanation:

To find the answer i added the proton and neuron

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