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When it snows in certain countries of the world the government sprinkles salt over the snow so that the melting point of the snow decreases melting it more quickly.This is one example where impurities are useful to mankind
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∙ 12y ago
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Do all impure substances looks like a mixture?
yes
What are the impure substances?
Impure substances are materials made up of molecules that are not uniform throughout . Impure substances can be seperated into different materials. Mixtures are impure substances. It could be either heterogeneous mixture or homogeneous mixture.
What distinguishes a mixture form an impure substance?
If a substance in a mixture is preponderant--, if the amount far exceeds the amounts of the other substances in the mixture it is usually called an impure substance. Resource: Separation of the Components of a Mixture Lab -Chemistry
How does pure substances and mixtures affect the environment?
Chemical materials (pure or impure) can be pollutants for waters, soils and air.
What makes water impure list?
Examples; dissolved carbon dioxide, organic materials, insoluble substances, ions of Na, Fe, Ca, Cl etc.
What is the definition of impure substances?
Substances that are not pure.
Is dirt pure or impure substances?
mixture
Is the red panda useful to mankind?
Red pands are not useful to mankind
Do all impure substances looks like a mixture?
yes
What are the impure substances?
Impure substances are materials made up of molecules that are not uniform throughout . Impure substances can be seperated into different materials. Mixtures are impure substances. It could be either heterogeneous mixture or homogeneous mixture.
Is water a mixture or impure substance?
yes water is mixture of many impure substances and bacteria.even pure water has some bacterias.
20 pure and impure substances around us?
gold silver
Useful of giraffe to man kind?
giraffes useful to mankind ?
Why is Limestone is used to purify sugar?
To make it less acidic and to dissolve the impure substances.
Why are waterfalls useful to mankind?
It was used for fishing
What are a few examples of pure and impure substances around us?
pure substance all elements and compounds like gold, hydrogen, water, methane etc. impure substance mixtures of different substances like milk, soil, sea water, minerals etc
What distinguishes a mixture form an impure substance?
If a substance in a mixture is preponderant--, if the amount far exceeds the amounts of the other substances in the mixture it is usually called an impure substance. Resource: Separation of the Components of a Mixture Lab -Chemistry
