50g kwasu H2SO4 ropzpuszczono w 200g H2O.
Oblicz stężenie procentowe roztworu.
chemia
c% = ms/mr *100%
ms = 50g
mr= 200g + 50g = 250g
c% = 50g/250g * 100 %
c% = 0,2 * 100 %
c% = 20 %
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c% = ms/mr *100%
ms = 50g
mr= 200g + 50g = 250g
c% = 50g/250g * 100 %
c% = 0,2 * 100 %
c% = 20 %