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HELPP ME PLEASE PLEASE PLEASE IM BEGGING YOU! Forty percent of atoms of an element have a mass of 16 AMU. sixty percent of atoms have a mass of 18 AMU. What is the average atomi…

HELPP ME PLEASE PLEASE PLEASE IM BEGGING YOU! Forty percent of atoms of an element have a mass of 16 AMU. sixty percent of atoms have a mass of 18 AMU. What is the average atomi…
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HELPP ME PLEASE PLEASE PLEASE IM BEGGING YOU!

Forty percent of atoms of an element have a mass of 16 AMU. sixty percent of atoms have a mass of 18 AMU. What is the average atomic mass, in AMU, of this element?

User Ivan Kishchenko
by
7.9k points

1 Answer

4 votes

Answer:

  • (16)(.40)+18(.60)=
  • Then the average atomic mass in amu is 17.2
User Adam Bruss
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7.5k points
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