C=n/v
n= cv= 2mol/dm3 x 1 dm3= 2 mole
M h2so4= 98g/mol
ms= nM= 2 mole x 98g/mol= 196g
Cp=ms/mr x 100%
mr=ms +mw
98%= 196/ 196+mw x 100%
mw= 4g
gestość wody = 1g/cm3
4g--4 cm3
4cm3=0,004dm3
Nalezy użyć 0,004dm3 wody i 196g kwasu
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C=n/v
n= cv= 2mol/dm3 x 1 dm3= 2 mole
M h2so4= 98g/mol
ms= nM= 2 mole x 98g/mol= 196g
Cp=ms/mr x 100%
mr=ms +mw
98%= 196/ 196+mw x 100%
mw= 4g
gestość wody = 1g/cm3
4g--4 cm3
4cm3=0,004dm3
Nalezy użyć 0,004dm3 wody i 196g kwasu