An atom has 6 protons and 6 neutrons . What is its mass number?
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Answer: 6+6=12
Explanation: protons number+ neutrons number= mass number
Answered by
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Answer:
12 IS THE MASS NO
Explanation:
element having 6 protons makes the atomic number 6 and makes the element Carbon. For this element 6 protons and 6 neutrons combine to make an atomic mass of 12 amus.
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