D. What is the difference between
t a molecule and an atom?
4 a bottle of soda and a bottle of water?
a solid and a gas?
ya a physical change and a chemical change?
glycerine in water and kerosene in water? please said me tomorrow is my science exam
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Explanation:
an atom is the smallest unit of the elements
where as molecule is the combination of two or more elements
soda is created by the plain water but the water is the natural source.
when two or more substance it forms a new product which is chemical change but in physical change there is no new substance are formed.
glycerin is stored in water as it will not react with water and there will be no hazard where as kerosene reacts with air and water that is why it is stored in kerosene oil
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