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An atom of Argon (#18) has a mass number of 40. How many neutrons does the atom have?
1 year ago

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GPT 3.5
To find the number of neutrons in an atom of Argon (#18) with a mass number of 40, we subtract the atomic number from the mass number.

The atomic number of Argon is 18.
So, 40 - 18 = <<40-18=22>>22.

Therefore, the atom has 22 neutrons.
1 year ago

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