Web5 jan. 2024 · crude oil and gas were formed from dead marine organisms Coal is a solid fossil fuel Fossil fuels are non-renewable. They took a very long time to form and we are … WebCrude oil is separated into fractions by distillation. Each fraction contains hydrocarbon molecules of a similar size. The table shows information about two fractions obtained when crude oil is distilled. € Fraction Supply from distillation as percentage (%) of crude oil input Demand by consumers as percentage (%) of crude oil input Number of ...
GCSE AQA Chemistry- organic chemistry Flashcards Quizlet
Web16 okt. 2024 · AQA Crude oil, hydrocarbons and alkanes Crude oil is a finite resource. Petrol and other fuels are produced from it using fractional distillation. Cracking is used … Web19 mei 2024 · AQA GCSE Crude Oil Revision Session. A revision session for Crude Oil suitable for AQA GCSE Science. It covers specification points 7.1.1 Crude Oil, 7.1.2 … hidroterapia
GCSE AQA Organic Chemistry Flashcards Quizlet
WebThe pressure turns the organic shale into oil shale, also known as kerogen. This stage is where it gets a little bit tricky. At temperatures between 90 and 160 degrees Celsius, the kerogen turns into oil and natural gas. At any … WebAQA has provided a comprehensive guide to ISAs in Science, comprising the mark wiring for the generalized asked frequently, such as: Untergliederung 1 1. Name the two most valuable origins that you used for your research. Compare the usefulness the to deuce sources used.[3 marks] 2. From aforementioned research is you have done, describe in … WebAddition polymers. As explained in the prevgious section, an addition reaction involves two molecules joining together with nothing lost. Poli = many (Greek), meros = 1 part of a whole (Greek), polymer = large unit made up of many identical small units. Hence addition polymerisation is the process of forming a giant structure from many small ... ezhd-trf16