Answer:
ot means that contains only one kind of matter.
I guess the answer <span>can be an alkali metal, alkaline earth metal, or transition metals.
Hope this helps :)
</span>
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:
161.57 K
Explanation:
V1/T1 = v2/T2
(5.24 L)/(411 K) = (2.06 L)/T2
T2 = 161.57 K
