Colorimetric estimation of Copper

[@AbdullaShariff-k9o]

Thanks for your sufficient and extraordinary explanation mam😊

[@dr.manjus.9689]

Most welcome 😊

[@sachith.c2784]

thank you

[@shaileshraj4807]

you saved me mam thank you from VIT vellore

[@dr.manjus.9689]

Most welcome 😊

[@learnersclub9263]

Mam you teach very nicely

[@dr.manjus.9689]

Thanks a lot

[@KiranKUMBLA]

Very clearly understood thanks mam

[@dr.manjus.9689]

Glad to hear that

[@Leonor220]

Thank you mam

[@winners2202]

how much test solution you took in to the flask?

[@nandagopal7601]

Nice

[@nurulhoda2490]

👍👍 mam