What do you mean.....kelvin?
<span>What is the mass number of an atom with 7 protons, 8 neutrons, and 7 electrons?
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A Nitrogen atom with 7 protons<span> and </span>8 neutrons<span> has a </span>mass number<span> of 15
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That Should Be The Correct Answer :D
Hope I Helped
-Nullgaming650
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The nucleus directs all cellular activities by controlling the synthesis of proteins. ... The nucleus contains encoded instructions for the synthesis of proteins in a helical molecule called deoxyribonucleic acid (DNA). The cell's DNA is packaged within the nucleus in a structural form called chromatin.
Answer:
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Explanation: