14120967
Description
Flashcards by Clare Noone, updated more than 1 year ago
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Created by Clare Noone
over 6 years ago
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| Question | Answer |
| Explain the cause of the flat sections on a graph of temperature against time for a substance being heated? | The energy being transferred is being used to break the intermolecular bonds rather than raising the temperature. |
| Define specific latent heat: | the amount of energy required to change 1 kg of a substance from one state to another without changing temperature |
| What is the specific latent heat of fusion? | the change between a solid and a liquid (melting or freezing) |
| What is the specific latent heat of vaporisation? | changing between a liquid and a gas (evaporating, condensing, boiling) |
| What is the equation for specific latent heat? |
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