Question

. A compound with chemical formula Na CX, has formula mass 106amu.
Atomic mass of C = 12, Na = 23. What is the atomic mass of element X?
A. 23
B. 12
C.16
D. 48​

Answer 1

Answer:

X in the question is 03 .....so it's wt is 48

Explanation:

actually the question is not proper.....because the given compound is Na2CX no NaCX

Answer 2

Answer:

16

Explanation:

Na2CX3=106

Na=23

C=12

X=?

putting values

23*2+12+X3=106

58+X3=106

X3=106-58

X3=48

48/3=16