3. (20 points) A municipal landfill receives solid waste with the below elementalcomposition: The waste is 75% decomposable and has a moisture content of 35%. a) Determine the amount of

methane that will be produced (in moles) from eachkilogram of waste in this landfill. b) If the gas is collected at a temperature of 20 °C and 1 atm of pressure, what is thevolume of the methane produced (in m³)?