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Thursday, February 8, 2018

Chemistry 10th Effects of Ozone Depletion Unit-14 Lecture-9





Lecture:

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Chapter 14 Environmental Chemistry - The Atmosphere

Language: Urdu + Hindi



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Video Quality: HD 720p

Book: Chemistry 10th Punjab Text Book Board, Sindh Text Book Board, Khyber Pakhtunkhwa Text Book Board, Federal Government Text Book Board



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