care este densitatea sol. de acid sulfuric 25%?

Răspunsul a fost dat de: USER8452
26 Agustus 2025 chimie 5 minute
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Întrebare

Clasă: Education Materie: chimie
care este densitatea sol. de acid sulfuric 25%?
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Cel mai bun răspuns
(187)
md=25
ms=100
n=md/masa moleculara
n=25/98=0,25 moli
n=V/ volum molar
V= n x volum molar
V=0,25 x 22,4=5,6L
densitatea=ms/v
densitatea=100/5,6=17,85
Răspunsul a fost dat în data 26 Agustus 2025

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