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Figure 1 shows a metal spoon and two test tubes being heated in a water bath - Edexcel - GCSE Chemistry Combined Science - Question 1 - 2022 - Paper 1
Question 1
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Figure 1 shows a metal spoon and two test tubes being heated in a water bath.
One test tube contains a piece of chocolate, the other some liquid egg white.
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Worked Solution & Example Answer:1
Figure 1 shows a metal spoon and two test tubes being heated in a water bath - Edexcel - GCSE Chemistry Combined Science - Question 1 - 2022 - Paper 1
Step 1
Arrangement (particles are)
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Answer
In a solid, the particles are regularly arranged in a fixed position, closely packed. They are fixed in place, so they cannot move around.
Step 2
Movement (particles are)
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Answer
In a solid, the particles do not move much; they mainly vibrate in place. In a liquid, the particles are able to move around more freely, allowing them to flow.
