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What is the difference between mass number and atomic mass (sometimes also called atomic weight)? Boron has an atomic mass of 10.811. What does this mean?
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What is the difference between mass number and atomic mass (sometimes also called atomic weight)? Boron has an atomic mass of 10.811. What does this mean?

User Rick Moritz
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Answer:

I think....atomic mass: it is the average of total masses of isotopes in the element..... mass no: it is the total no.of protons and neutrons in atomic nuclei of abundant isotope in the element

Step-by-step explanation:

User Daneel
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