• Give two examples of pure and two examples of impure substance?
• Explain pure and impure substances?
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Answer:
Pure substances:
Hydrogen gas.
Gold metal.
Impure substance:
Salt mixed in water ,Sand mixed in water
A pure element or compound contains only one substance, with no other substances mixed in
Impure materials may be mixtures of elements, mixtures of compounds, or mixtures of elements and compounds
Answered by
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Answer:
Pure substances : Elements or compounds containining only one substance are called as pure substances...
examples: Gold,Sulphur,Tin etc...
Impure substances: Mixture of elements and compounds are known as impure substances..
examples: Salt solution,sand or muddy water,fruit salad etc...
Explanation:
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