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Chemie

Který ze čtyř vodných roztoků uvedených látek (koncentrace je ve všech případech stejná, c = 0,1 mol × dm-3) má hodnotu pH vyšší než 7,0?

Který ze čtyř vodných roztoků uvedených látek (koncentrace je ve všech případech stejná, c = 0,1 mol × dm^-3) má hodnotu pH vyšší než 7,0?