Va rog dati-mi o problema cu reactie de neutralizare.

 

 

Răspunsul a fost dat de: USER2261
29 Agustus 2025 chimie 5 minute
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Întrebare

Clasă: Education Materie: chimie

Va rog dati-mi o problema cu reactie de neutralizare.

 

 

Întrebare a fost pusă de:
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Răspuns (79)

Cel mai bun răspuns
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Peste 200 g solutie HCl 18,25% se adauga solutie de NaOH de concentratie 20% pana la neutralizarea completa a acidului.Calculati concentratia finala a sarii(NaCl).

100 cm^3 solutie de 0,2M hidroxid de bariu poate fi neutralizata de A ml solutie 0,1M HCl;B ml solutie 0,2M H2SO4;C ml solutie 0,4M H3PO4
Care este raportul volumelor A:B:C?
Răspunsul a fost dat în data 29 Agustus 2025

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