Robuta

https://www.vedantu.com/question-answer/physisorption-and-chemisorption-are-similar-class-12-chemistry-cbse-604ee2f6cbf31e4dfe568b3b

https://www.vedantu.com/question-answer/write-one-similarity-between-physisorption-and-class-11-chemistry-cbse-5f1a1e7114b5e05976ab14a5