ओस्टवाल्ड का तनुता नियम | ओस्टवाल्ड का नियम | Ostwald ka tanuta niyam | Ostwald law of dilution

[@sksahu4251]

Tq sir❤🎉

[@VipinKumar-vm6gr]

Thnks

[@mayaverma8984]

By the way thank you so much sir

[@Pratima_vlogger_01]

😮

[@mayaverma8984]

I think sir you write poof instead of proof