Question

find the average of atomic massof Li(6.9) and k (39.1)
a. 22
b. 23
c. 46
d. 39.1​

Answer 1

Answer:

If you give me brain list you got 3 points

Answer 2

Answer:

average =

$\frac{6.9 + 39.1}{2}$

$\frac{46}{2}$

$= 23$