skhan2603 skhan2603

02-05-2019
Chemistry

contestada

How many neutrons does element X have if it’s atomic number is 35 and it’s mass number is 77?

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kpoplovestar123 kpoplovestar123

02-05-2019

Answer:

Element X has 42 neutrons

Explanation:

To find the number of neutrons in an element you can simple subtract the atomic number by the mass number. So in this case 77-35=42

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