what is the right answer thank you

6- A laboratory experiment was performed to identify an unknown substance, using the table for physical properties of common substances below. The unknown substance was found to be soluble in water, ethanol and cyclohexane. Which of the following substances given can not be the unknown substance? Physical Properties of Some Common Laboratory Chemicals Melting Compound Boiling pomt Solubility Ethanol Cyclone W . 3 3 1 ASHODA Batanone Cyclohexene Chloroform 56 80 83 61 3 Ethyl acetat Denty INTERNET point Gem') (C) 10.79 195.0 10.81 860 081 -104.0 1.49 635 090 34.0 0.66 1950 0.79 194.0 0.96 805 0.B0 ||.127.0 0179 90 0 0.87 495.0 2 3 . 69 65 ep b-Hexane Melbycool Naphthalene 1-Propano 2 Pro Toluene 218 97 B2 1 0 a) 2-propanol b) 2-butanone Toluene Acetone Bhs bar