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Chapter 3 NCERT Class 9 Science SOLUTIONS

4. Which postulate of Dalton’s atomic theory can explain the law of definite propartions ?
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Question:

Which postulate of Dalton’s atomic theory can explain the law of definite propartions ?

Answer:

Atoms of different elements combine together to form a compound in a definite proportion of small whole numbers.

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(All Q's of this Chapter solved)
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