Question

An element with number of neutron 12 and mass number 23. What is CORRECT about mass number?

1

Number of electrons

2

Number of neutrons+ Number of protons

3

Number of neutrons+ Number of electrons

4

Number of protons + Number of electrons


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Answer 1

Answer:

Number of neutrons + Number of protons = Mass number

Answer 2

$\huge\sf\underline\red{Required answer:-}$

Mass number = No.of protons +No.of neutrons

Additionall information

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