NURSING EXAM QUESTIONS
TOXICOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is molecular weight?
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The amount of a substance
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the unique weight of a substance
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the average mass of a molecule of a compound compared to ¹/₁₂ the mass of carbon 12 and calculated as the sum of the atomic weights of the constituent atoms
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all of the above
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Explanation:
Detailed explanation-1: -(muh-LEH-kyoo-ler wayt) The sum of the atomic masses of all atoms in a molecule, based on a scale in which the atomic masses of hydrogen, carbon, nitrogen, and oxygen are 1, 12, 14, and 16, respectively.
Detailed explanation-2: -Molecular weight – the sum of atomic masses of all atoms in a molecule is known as molecular weight.
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