Chapter 6, Problem 8PS

To determine

To calculate: The weight of the carbon atom and hydrogen atom, where a molecule of ${\text{C}}_{\text{2}}{\text{H}}_{\text{6}}$ is made up of two carbon atoms and six hydrogen atoms and weighs $30.069$ u and a molecule of ${\text{C}}_{\text{3}}{\text{H}}_{\text{8}}$ is made up of three carbon atoms and eight hydrogen atoms and weighs $44.096$ u.