5408743
Descrição
FlashCards por priyajreynolds, atualizado more than 1 year ago
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Criado por priyajreynolds
mais de 8 anos atrás
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| Questão | Responda |
| Chemistry: Evaluate replacing petrol with ethanol as a fuel for cards. (4) | 1. Sugar is a renewable resource (ethanol is made from sugar) 2. Ethanol uses less energy per litre so its more efficient 3. Ethanol is carbon neutral 4. Ethanol is made of a bath process whereas Petrol production is continuos (less emissions) |
| Chemistry: What are the advantages of using alloys? | 1. More durable 2. Un-reactive 3. Doesn't corrode |
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