Oblicz stężenie procentoweroztworu kwasusolnego jeśli wiesz, żena 1kationwodoru w tym roztworze przypada 20 wody.
HCl --> H⁺ + Cl⁻
skoro jeden kation to jedna cząsteczka
ms = 36,5u
mr = 20 x 18u + 36,5u = 396,5u
cp = ms/mr x 100%
cp = 36,5u/396,5u x 100% = 9,2%
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Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)
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HCl --> H⁺ + Cl⁻
skoro jeden kation to jedna cząsteczka
ms = 36,5u
mr = 20 x 18u + 36,5u = 396,5u
cp = ms/mr x 100%
cp = 36,5u/396,5u x 100% = 9,2%
----------------------------------------------------------------------------------------------------
Litterarum radices amarae sunt, fructus iucundiores
Pozdrawiam :)