How many neutrons does element X have if its atomic number is 40 and its mass number is 160?
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Obs: Approximate results
If you notice any mistake in my english, please let me know, because i am not native.
Using the Velocity Hourly Equation, we get:
Uniting the equations:
Entering the unknowns:
Obs: Approximate results
If you notice any mistake in my english, please let me know, because i am not native.