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Chemistry, 25.06.2020 05:01 evan67

20. Which of the following is NOT true for the atoms 13N, 14N, and 'N? a. They all have the same mass number.
b. They are isotopes.
c. They all have the same atomic number.
d. They all have 7 protons.
e. They all have 7 electrons.

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20. Which of the following is NOT true for the atoms 13N, 14N, and 'N? a. They all have the same ma...

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