The Following Two Structural Formulas Represent Isomers $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2}$ $\quad$

True/False

The following two structural formulas represent isomers. $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2}$
$\quad$$\quad$$\quad$$\quad$ |
$\quad$$\quad$$\quad$$\mathrm{CH}_{2} \mathrm{CH}_{3}$ $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CHCH}_{3}$
$\quad$$\quad$$\quad$$\quad$ |
$\quad$$\quad$$\quad$$\mathrm{CH}_{2} \mathrm{CH}_{3}$