Hi Mate ,plz answer me
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this is the best I can
I'm not sure about your class so this will be the best for you
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xyz8563:
why
ur give 9 th std questions paper
i gave you such aolution because in NCERT books concept of atoms and molecules start from class 9th
no i have only questions paper. of 9th
std
but if you skip the basic only rare teachers are there who will teach this of your previous class other they say you had already read it in previous classes
ok
by
thx
yw
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