APFIVE Percent Composition by Mass
Calculate the percent composition of nitrogen in calcium nitrate, $$Ca(NO_{3})_{2}$$.
Elemental Atomic Masses:
| Element | Atomic Mass (g/mol) |
|---|---|
| Ca | 40.08 |
| N | 14.01 |
| O | 16.00 |
A
16.5%
B
20.2%
C
14.1%
D
17.1%
Calculate the percent composition of nitrogen in calcium nitrate, $$Ca(NO_{3})_{2}$$.
Elemental Atomic Masses:
| Element | Atomic Mass (g/mol) |
|---|---|
| Ca | 40.08 |
| N | 14.01 |
| O | 16.00 |
16.5%
20.2%
14.1%
17.1%