Questions and Answers
What is the purpose of separating stones from rice?
To remove non-useful components.
Why do we churn milk to obtain butter?
To separate two different, but useful components.
What type of substances may need to be separated?
Particles of different sizes or materials.
In the handpicking method, what do we do with the separated components?
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Why do we sometimes separate even useful components?
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What is the general reason for separating substances mixed together?
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What are the different states of matter in which substances may be found before separation?
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What is the fundamental principle behind separating substances with different properties?
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What is the key lesson learned from the separation processes described in Table 5.1?
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