CBSE Class 9 Answered
in chemistry ................is it really necessary to study mole concept in class 9?? how much is its weightage?
Asked by Prakhar Sethi S | 23 Feb, 2015, 10:18: PM
Expert Answer
Yes it is important to study Mole Concept in Class 9.
Mole Concept will be covered in detail in higher standard if you are planning to take up Science branch.
In Class 9 the weightage of this chapter is around 7.
Answered by | 24 Feb, 2015, 06:36: PM
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