Answered: An unknown element X has the following…

An unknown element X has the following isotopes: 14⁰X (89.00% abundant) and 142X(11.00% abundant). What is the average atomic mass in amu of X?

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter11: Nuclear Physics

Section: Chapter Questions

Problem 21P

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Concept explainers

Density of Solids

The density of a substance refers to how much matter is present in a given amount of space. It is expressed as the ratio of the mass of the substance to its volume.

Question

1
An unknown element X has the
following isotopes: 14⁰X (89.00%
abundant) and 142X(11.00%
abundant). What is the average
atomic mass in amu of X?
4
7
+/-
2
LO
Time's Up!
5
8
amu
3
6
9
0
Submit
Tap here or pull up for additional resources
X
C
x 100

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