4. Classify the following as elements and compounds: carbon, water, Oxygen, nitic acid, sodium, hydrogen, calcium carbonate short answer
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Pas 160
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Answer:Elements →
The elements are regarded as the building blocks of the universe.
Sodium, Silver, Tin and Silicon are elements.
Compounds →
It is a pure substance made up of two or more elements chemically combined in a fixed proportion by mass.
Calcium carbonate, Methane and Carbon dioxide are compounds.
Mixture →
It is a substance containing two or more substance in any proportion.
Soil, Sugar, Coal, Air, and seawater are mixtures.
Explanation: NA
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