Chapter 2, Problem 31E

Determine the empirical formulas for the following compounds:

(a) caffeine, ${\text{C}}_8{\text{H}}_{10}{\text{N}}_4{\text{O}}_2$

(b) fructose, ${\text{C}}_{12}{\text{H}}_{22}{\text{O}}_{11}$

(c) hydrogen peroxide, ${\text{H}}_2{\text{O}}_2$

(d) glucose, ${\text{C}}_6{\text{H}}_{12}{\text{O}}_6$

(e) ascorbic acid (vitamin C), ${\text{C}}_6{\text{H}}_8{\text{O}}_6$