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Chemistry, 14.01.2021 05:50 benoitjaylewe

Question 2 of 10 Why is the average atomic mass used when calculating grams of a
substance?
A. The elements in the substance are mixtures of their isotopes.
B. The average atomic mass is known to more significant figures.
C. The number of isotopes in the sample is constantly changing.
D. The exact weights of the isotopes are not known.
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Question 2 of 10 Why is the average atomic mass used when calculating grams of a
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