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Rishika Sharma (anonymous) doubts approved

Hello Sir/Ma’am

I’ve given the test of the chapter matter
And I’ve got all right in the first set of quiz
But in the second one I’ve got one wrong
I couldn’t understand why?
Could pls explain me the concept
How diffusion takes place in all the three States of matter?
My answer was gaseous state but it turned out to be wrong
So i didn’t understand
Can u pls help me out

thank you