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An isotope of an element, atomic number Z, has a mass number 2z+4. How many neutrons are there in the nucleus of the element?

Sagot :

Answer:

z+4

Explanation:

An isotope of an element, atomic number Z, has a mass number 2z+4. How many neutrons are there in the nucleus of the element?o

protons + neutrons =mass number

so

z +neutrons = 2z+4

neutrons = 2z+4 - z=z+4 which is the # of neutrons in the nucle

us

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