Question

Calculate the percentage composition of various elements in Na2CO3.

Answer 1

We have,

Number of Na atoms= 2

Number of C atoms = 1

Number of O atoms = 3

Now,

Percentage of Na = 2 ✖ 100 = 33.33%

6

Percentage of Na = 1 ✖ 100 = 16.66%

6

Percentage of Na = 3 ✖ 100 = 50%

6