crude oil and fuel keywords 3.0 / 5 based on 1 rating ? ChemistryCrude oil, cracking and hydrocarbonsGCSEAll boards Created by: davina598Created on: 02-07-15 18:23 765214 Across 1. what size hydrocarbons make better fuels (5) 4. what happens when a liquid turns into a gas (11) 6. what bonds do unsaturated hydrocarbons have (6, 5) Down 1. is an alkane saturated or unsaturated (9) 2. what are most of the hydrocarbons in crude oil called (7) 5. what process can be used to seperate a pure liquid from an unpure one (12) 7. what do we call the compounds that contain only hydrogen and carbon (12)
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