Себетіңіз бос
The pH value of aqueous solutions
Learn about the pH value of aqueous solutions, how to detect it and the types of solutions grouped according to their pH value.
Химия
7. сынып
Автор: Bodó Jánosné
Корректор: Horváthné Kunstár Andra, Márton Gábor
Кескінші: Molnár Mónika
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