NURSING EXAM QUESTIONS
MICROBIOLOGY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The atomic weight is equal to the sum of
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neutrons.
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protons and neutrons.
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neutrons and electrons.
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electrons.
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Explanation:
Detailed explanation-1: -The mass number of an atom is the sum of the number of protons and number of neutrons in an atom.
Detailed explanation-2: -Atomic Structure Protons are positively charged particles, weighing 1 atomic mass unit (1.67x10-24 grams) and located in the nucleus. Neutrons are neutrally charged particles, weighing approximately 1 atomic mass unit and located in the nucleus.
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