Problem: An ion has 20 protons, 18 electrons, and a mass number of 41. Part 1 How many neutrons does this ion have? Part 2What is the symbol for this ion? Enter both the mass and the atomic number.

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Problem Details

An ion has 20 protons, 18 electrons, and a mass number of 41. 

Part 1 

How many neutrons does this ion have? 

Part 2

What is the symbol for this ion? Enter both the mass and the atomic number.


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