zad 1,2,3 POMOCY! Daje naj prosze o obliczebia itd ;) zad krotkie w zalaczniku

1.  Cp=ms*100%/mr ms=40g mr=40g+260g=300g Cp=40g*100%/300=13,33% 2.  ms=Cp*mr/100% Cp=2% mr=80g ms=2%*80/100=1,6g 3.  Cp=4% mr=0,5kg=500g ms1=4%*500g/100=20g ms2=20g+20g=40g mr2=500g+20g=520g Cp2=40g*100%/520=7,69% 4. Cp=5% mr=400g ms=5%*400g/100%=20g mr2=400g+100g=500g Cp2=20g*100%/500=4% 5. Cp=10% mr=300g ms=10%*300g/100%=30g mr2=300g-100g=200g Cp2=30g*100%/200=15%

1. ms=40gmw=260gCp=?mr=?mr= 40g+260g=300gCp= ms*100%:mr= 40g*100%:300g=40%:3=13,33%2, mr=80gCp=2%ms=?Cp= ms*100%:mr  /*mrCp*mr= ms*100% / :100%Cp*mr:100%=msms = 2%*80g:100%= 16g:10= 1,6g3,mr1=0,5kg=500gCp1= 4%m soli dodane= 20gCp2=?ms2=?mr2=?mr2=500g+20g=520gCp1=ms1*100%:mr1 /*mr1Cp1*mr1=ms1*100% / :100%Cp1*mr1:100% = ms1ms1=4%*500g:100%= 20gms2=20g+20g=40gms2=ms1+m soli dodanej Cp2=ms2*100%:mr2= 40g*100%:520g= 100%:13= 7,7%Odpowiedzi nie podawałam ale musisz je napisać.