Oblicz steżenie procentowe 15,9 molowego roztworu H3PO4 o gestości 1.63g/cm³
1,63g -- 1cm x -- 1000cm3 = 1dm3x = 1630gM H3PO4 =
Cp = Cm * M * 100% / dCp = 15,9mol/dm3 * 98g/mol * 100% / 1630g/dm3Cp = 155820/1630 = 95,6 %:)
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1,63g -- 1cm
x -- 1000cm3 = 1dm3
x = 1630g
M H3PO4 =
Cp = Cm * M * 100% / d
Cp = 15,9mol/dm3 * 98g/mol * 100% / 1630g/dm3
Cp = 155820/1630 = 95,6 %
:)