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Ráda bych pochopila, proč při titraci silná zásada a silná kyselina můžeme použít typy indikátorů, které jsou v rozmezí od 2 do třeba až 10 pH, když výsledné pH by mělo být neutrální. Proč tedy…
Prosím o pomoc. Snažím se pochopit iontové reakce viz obr. Nerozumím 3. kroku. Jak je možné, že máme k dispozici znovu vápenaté ionty, když ty v 1.kroku zareagovaly a neměly by být již vůbec…
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