Which of these nine alkanes are gases at room temperature (20°c)

methane, ethane, propane and butane are the alkanes that are gases at room temperature. all four of these alkanes have four or fewer carbon atoms. alkanes with more carbon content are liquid or solid at room temperature. hexane and octane are examples of alkanes that are liquid at room temperature.

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne