Science, asked by chaudharyparwati17, 3 months ago

If bromine atom is available in the form of, say, two isotopes 79 /35 BR (49.7 %) and 81 /35 BR (50.3 %), calculate the average atomic mass of bromine atom

Answers

Answered by varshitha785

2

Answer:

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Explanation:

Average atomic mass of Br=[AtomicmassofBr

35

79

×percentage + AtomicmassofBr

35

81

×percentage]/100

=[79×49.7 + 81×50.3]/100

=80.006u

The correct answer is = 80.006u

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