Question

(i) Which postulate of Dalton’s atomic theory is the result of the law of conservation of mass?(ii) Name the term is used for the symbolic representation of a molecule of an element or a compound? Give an example of it

Answer 1

Answer:

1.Atoms are neither created nor destroyed in a chemical reaction is one of the postulates of Dalton's theory. Mass can neither be created nor destroyed. This law is called the Law of conservation of mass. This postulate of Dalton's atomic theory is the result of the law of conservation of mass

2.The chemical formula is the symbolic representation of a molecule of an element or a compound. For example, the chemical formula of sodium carbonate is Na2CO3

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Answer 2

Answer:

postulates of Dalton's Atomic theory

Explanation:

2.Atoms are indivisible particles,which cannot be created nor destroyed in chemical reaction