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Sagot :
Answer:
protons: 8
neutrons: 9
Explanation:
the atomic number tells you how many protons are in a element. The mass is the number of protons + neutrons.
17 - 8 = 9 neutrons
There are 8 protons and 9 neutrons in the nucleus of the oxygen atom.
What is the atomic number and mass number of an atom?
The atomic number of an atom is the number of protons in atom of an element.
It can also be defined as the number of electrons in a neutral atom of an element.
The mass number is the number of protons and neutrons in the nucleus of an atom of an element.
The proton number of the oxygen atom is 8
The neutron number is 17 - 8 = 9
Therefore, in the nucleus of the oxygen atom, there are 8 protons and 9 neutrons.
Learn more about atomic number and mass number at: https://brainly.com/question/12169134
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