Question

calculate the formula unit mass of k2co3 and cacl2​

Answer 1

Answer:

k2co3-19x2+12+16x3=38+12+48=98

Answer 2

Answer: The unit mass of the following formulas are as follows,

1. K2CO3 - 2 atom of k + 1 atom of C

+ 3 atom of O

2*39 + 12 + 16*3

78 + 12 + 48

138u

2. Cacl2 - 1 atom of ca + 2 atom of cl

40 + 2*35.5 = 111u

I wish my answer will help you.