pH des solutions 2eme

[@medbenzaied3912]

بارك الله فيك أستاذنا الفاضل

[@yakoubiaya5214]

Ya3teek sa7aa mrs ken tnajm a3mllna vd 3la refraction ou reflexion

[@lost_ahmed_7774]

Ya w5ay ma fhemt chay

[@kar89gamernice47]

mela bhim

[@MkTakwa]

7ata ena 😂😂

[@sarraouhibi6994]

merci ❤❤

[@klaifatma1679]

Tnajem ta3melelna des exercices bel correction svp snn tik esa7a mr

[@azizbenrejab5589]

A3emlelna video 3ala diode zener

[@nadakute933]

yaatik sa7a wlh machallah 3lik monsieu thabl tari9t tafssir mte3k

[@asmanemri8812]

تسلم أستاذ ❤️❤️

[@amalmbark4045]

Ms alech el ph marbouta ken bil H3O+ matnajimch tkoun marbouta bil OH .ye5y mich ph caracterise l'acidite ou la basicite

[@KhazriSchool]

esmo potentiel de hydrogene, marbout kn bel hydrogene

[@planet487]

Merciii

[@radhwenouji2298]

Merci 👏👏

[@oueslatiaymenmathpourtous4301]

bravo

[@miaamoreee269]

Ye5i 3lh el pHarbout bl [h3o+]

[@folla1729]

kifeh nkharej l pH dans un mélange

[@dorrabouzid8211]

merci

[@ronaldomessi1689]

Thank you