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Class 9th: Chemistry: Lesson-1; Matter in our surroundings ;part- 1

Class 9th: Chemistry: Lesson-1; Matter in our surroundings ;part- 1 Hey guys this is my first video please hit the like button if you loved the lecture and also comment,share and subscribe my channel.


Please let me know if you found any errors or improvements in the comments section down below.Support me so that I could keep making videos like this.
Guys isme ek jagah Maine grain of sand ka size 10^-5 metre bataya hai uske liye sorry woh 10^-4 metre hoga.
One more mistake done by me friends , in the case of size of atom we do 100 billion parts of a metre not 1 trillion parts sorry for this also.

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