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Element Z has 2 natural isotopes. One isotope has a mass of 15.0 amu and a relative abundance of 30%. The other isotope has a mass of 16.0 amu. What is the second isotope's relative abundance?
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31 votes
31 votes
Element Z has 2 natural isotopes. One isotope has a mass of 15.0 amu and a relative abundance of 30%. The other isotope has a mass of 16.0 amu. What is the second isotope's relative abundance?

User NavaneethaKrishnan
by
3.1k points

1 Answer

7 votes
7 votes

Answer:

70%

Step-by-step explanation:

Just substract 100 % - 30%

User Philwb
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2.1k points
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