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Chemistry Class 12
Solutions to CBSE Sample Paper - Chemistry Class 12

Why did Henna collect two sets of results?



two sets of reading help to avoid error in data collection and give more objective data.

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.