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Sagot :
Answer:
a pure substance consists only of one element or one compound
a mixture consists of two or more different substances, not chemically joined together.
examples:
pure substance : Hydrogen gas - Diamond - Gold metal.
mixture : water and oil - mixtures of sand and water - trail mix
Explanation:
Few examples of pure substances include steel, iron, gold, diamond, water, copper, and many more. Air is also often considered as a pure substance.
Some examples of mixtures are:
Sand and water.
Salt and water.
Sugar and salt.
Ethanol in water.
Air.
Soda.
Salt and pepper.
Solutions, colloids, suspensions.
Some examples of mixtures are:
Sand and water.
Salt and water.
Sugar and salt.
Ethanol in water.
Air.
Soda.
Salt and pepper.
Solutions, colloids, suspensions.
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