The atomic mass of Ga is 69 72 amu There are only two naturally occurring isotopes of gallium 69 Ga, with a mass of 69 0 amu, and 71 Ga, with a mass of 71 0 amu The natural abundance of the 69 Ga isotope is approximately a 15 b 30 c 50 d 65 e 80 ...

Let the percentage of the isotope 71Ga be x Then ...

The atomic mass of Ga is 69.72 amu. There are only two naturally occurring isotopes of gallium:

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The atomic mass of Ga is 69.72 amu. There are only two naturally occurring isotopes of gallium: ⁶⁹Ga, with a mass of 69.0 amu, and ⁷¹Ga, with a mass of 71.0 amu. The natural abundance of the ⁶⁹Ga isotope is approximately:

a. 15%

b. 30%

c. 50%

d. 65%

e. 80%

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General Chemistry

ISBN: 978-1439043998

9th edition

Authors: Darrell Ebbing, Steven D. Gammon

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Question Posted: Jun 04, 2020 05:05 AM

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The atomic mass of Ga is 69.72 amu. There are only two naturally occurring isotopes of gallium:

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General Chemistry

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