Combustion of 13.5 g of sample of an hydrocarbon yields 24.41 g CO2 and 14.49 g H2O. The molar mass of the compound is 246 g/mol. What are the empirical and molecular formulas?

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.