Chemie kontrola
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Odpovědi
Diskuze
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Ostatní všechny dobře.
V 50cm3 tohoto roztoku je 0,05*0,02561 = 0,00128mol NaOH. Uvědom si, že n(HCl) = n(NaOH).
V(HCl = n/c = 0,00128/0,1022 = 0,01253 dm3 = 12,53cm3.
Jasné?