【短時間で用語チェック!!】酸・アルカリ、ph〔現役塾講師解説、中学3年、理科〕
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3rd SchoolのHP https://3rd-school.com ✓うぃんとぴよの直接授業が受けられる（化学、理科、数学等） ...
![[3rd grade science chemistry] Acidity and alkalinity (17 minutes)](https://i.ytimg.com/vi/V6RwNR_09j4/hq720.jpg?sqp=-oaymwEcCNAFEJQDSFXyq4qpAw4IARUAAIhCGAFwAcABBg==&rs=AOn4CLDr-EpWem1XnVZSEzQZg81aDJF1JQ)
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