Complete combustion of 5.30 g of a hydrocarbon produced 16.2 g of CO2 and 7.76 g of H2O. What is the empirical formula for the hydrocarbon? Insert subscripts as necessary.

The diagin dilutepage 6 of 12a6a5(a)fluorine, chlorine, bromine and iodine are placed in the same group of theperiodic table.state the common name used to describe elements in this group.(i)state the group in which the elements are placed and explain whythey are placed in that group.(ii)which of the above named elements is a solid at roomtemperature and pressure?