percentage error=difference/actual value x 100
=0.534/13.0 x 100
=4.11%
Answer:
69.152 % → 63Cu
30.848 % → 65Cu
Explanation:
As you know, the average atomic mass of an element is determined by taking the weighted average of the atomic masses of its naturally occurring isotopes.
Answer:
Petrified wood contains minerals that are only found in fossils.
Explanation:
learned it in school (promise)
That is definitely not an A and C , so It'll be a B , most probably .