Question

1 _______ do not have a fixed melting and boiling point

2 _______ is added to settle suspended impurities in a mixture of sand and water

3 Two miscible liquids are separated by _________

4 the solubility of gases _______ on increasing its temperature

5 _______ is left behind on the filter paper after filtration

6 Impurities and barn can be removed from the flour by _______
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Answer 1

Answer:

• mixture
• alum
• fractional distillation
• I don't know
• a mixture of chalk and water ..
• winnowing

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