Pb(NO3)2 භාවිතයෙන් SO3-2 හදුනාගැනීම|Identification of Pb(NO3)2 by using SO3-2

[@hirushabandara88]

Great work!

[@cricketmoments7571]

ගොඩක් ස්තූතියි සර් මේ කරන වැඩේ ගොඩක් සාර්ථකයි. වටින වැඩක්.

[@chandanaramanayaka8909]

Excellent

[@praveenchamika4025]

සුපිරි ,,💪💪💪

[@giithmikr5017]

Thank you sir 🙏

[@tashinavimukthi9935]

Budu sir...

[@Ztvp22]

Thank you sir.. ❤️

[@vishalsenevirathna6790]

Thank you very much sr.🙏🙏🙏

[@sandaruwanchathuranga6934]

sirge kata hada moleta wadinawa hdat sir eka sirge hakeeyawa

[@tashinavimukthi9935]

Godak tanks

[@Throughmypencil]

thank you sir

[@sandaruwanchathuranga6934]

thwath me wage videos dnn sir

[@thamalitam9199]

💐🙏

[@ravindiwijerathna2518]

😍😍

[@ddr1809]

❤️💪💪