Percent Composition

The percent Composition of NaHCO3 is as follows:

Na:

= mass/molar mass x 100

= 23/84 x 100

= 0.2738 x 100

= 27.38 %

H:

= mass/molar mass x 100

= 1/84 x 100

= 0.0119 x 100

1.19 %

C:

= mass/molar mass x 100

= 12/84 x 100

= 0.1428 x 100

= 14.28 %

O:

= mass/molar mass x 100

= 48/molar mass x 100

= 0.5714 x 100

= 57.14 %