Endothermic Reaction and Exothermic Reaction

[@kalaivanikumaresan6342]

I have been one of the luckiest students on the face of this earth to have had you as my phenomenal teacher! I thank you with all my heart. I want to wish you nothing but the absolute best going forward, and I will never forget you!

[@tuition-in]

You rock!

[@hackertheeditors2013]

Thanks bro

[@jamesalbert6079]

Thank you bro your English was so good 🔥

[@surabhisunitha5827]

Very good explanation

[@tuition-in]

Thanks and welcome

[@priyakarthi300]

Thank you so much sir 🥰

[@vimalvimal913]

Thanks bro

[@krishnatripathi510]

Nice sir

[@surabhisunitha5827]

Sir

[@parneetkaur8673]

Please speak in Hindi