Which statements about ethanol are correct?
1- Ethanol is made by reacting steam with ethene at 300° C.
2- Ethanol is made by fermentation at 55° C.
3- Ethanol burns to produce carbon dioxide and water.
4- Ethanol contains a carbon–carbon double bond.
1 )
1 and 2
1 and 3
3 )
2 and 3
4 )
3 and 4
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