cati atomi de Oxigen se gasesc in 90 grame apa

Răspunsul a fost dat de: USER8523
27 Agustus 2025 chimie 5 minute
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Clasă: Education Materie: chimie
cati atomi de Oxigen se gasesc in 90 grame apa
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Cel mai bun răspuns
(90)
90
[tex] \left \{ {{y=2} \atop {x=2}} \right. \int\limits^a_b {x} \, dx [/tex]
Răspunsul a fost dat în data 27 Agustus 2025
(142)
mai intai calculeaza masa moleculara a oxigenului si a apei dupa pui Mo=masa moleculara a apei ori 90 supra masa moleculara a oxigenului
Răspunsul a fost dat în data 27 Agustus 2025

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