हमारे आस पास के पदार्थ (Substances Around us) FULL CHAPTER | Chapter 1 | Class 9 NCERT Sci & Tech

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Great Sir

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Nyce

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Nice sir

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Jai hind sir

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Sir ji aage ka bhi video bna Dena bahut helpful h

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Ok

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Sir ji aap bahuut achha padate hai ,abhi tk kaha the sir .....

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Master ji Hindi ke video kab Dali Ho

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Sir chapter 3 ki video kab ayenge

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Sir ch2 ki video kab tak aayegai