Question

number of neutrons is an argon atoms is

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Answer 1

Answer:

22

Explanation:

Argon in the atmosphere has three isotopes, all with 18 protons – but one type (called 36Ar) has 18 neutrons and a relative mass of approximately 36 ; a second type (called 38Ar) has 20 neutrons and a relative mass of approximately 38, and the final and most common type (called 40Ar) one has 22 neutrons and a relative .

Answer 2

Answer:

22, it is for argon 18

Explanation:

atomic mass of argon is 40

protons + neutrons = 40

neutrons = 40- protons

neutrons = 40 - 18

neutrons = 22