The molar mass of a compound of carbon, hydrogen and chlorine is 98.96 g. Analysis found the percentage composition to be 24.27% c, 4.08% H, and 71.65% cl. What is the molecular formula of the compound

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane