1)Cp=8%mr=250gms=Cp*mr/100%ms=8*250/100ms = 20g H2SO42)10g 98%.......................2 - 0 = 2.......................2%xg 0%..........................98 - 2 = 9610/x = 2/962x = 960x = 480g wody3)kwas siarkowy(IV)mH2SO3=32u+50u=82u%S = (32/82)*100% = 39%kwas siarkowy(VI)mH2SO4=32u+66u=98u%S = (32/98)*100% = 32,6%
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1)
Cp=8%
mr=250g
ms=Cp*mr/100%
ms=8*250/100
ms = 20g H2SO4
2)
10g 98%.......................2 - 0 = 2
.......................2%
xg 0%..........................98 - 2 = 96
10/x = 2/96
2x = 960
x = 480g wody
3)
kwas siarkowy(IV)
mH2SO3=32u+50u=82u
%S = (32/82)*100% = 39%
kwas siarkowy(VI)
mH2SO4=32u+66u=98u
%S = (32/98)*100% = 32,6%