Four substances are tested for different properties. The results of the tests are in the table. Substance Combustible Reactivity Solubility in water Solubility in ether Boiling point ( degree cap c ) W Yes Yes Soluble Insoluble 883 X Yes No Insoluble Insoluble 2,750 Y Yes No Insoluble Soluble 196 Z No Yes Soluble Soluble 98 Which substance is most likely an alkane?