CBSE Class 11-science Answered
21st sum
![question image](https://images.topperlearning.com/topper/new-ate/246247424378480397rps20190123201150.jpg)
Asked by lovemaan5500 | 23 Jan, 2019, 20:14: PM
Solution is attached.![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/d1fccb58f4e4f6d3b8974d40ab06ca8b5c48b4fe21bab1.4386195215482687588351104260542927338002.jpg)
![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/d1fccb58f4e4f6d3b8974d40ab06ca8b5c48b4fe21bab1.4386195215482687588351104260542927338002.jpg)
Answered by Ankit K | 24 Jan, 2019, 00:10: AM
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