obliczyć stężenie otrzymanego roztworu, jesli do 8 kg 12% roztworu Hcl dodano 2 kg 1% roztworu Hno3
mr1=8kg=8000g Cp1=12% mr2=2kg=2000g Cp2=1% Cp3=?
ms1=mr1*Cp1/100%
ms1=960g
ms2=200g
ms3=ms1+ms2=980g
mr3=10000g
Cp3=ms3*100%/mr3
Cp3=9,8%
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mr1=8kg=8000g Cp1=12% mr2=2kg=2000g Cp2=1% Cp3=?
ms1=mr1*Cp1/100%
ms1=960g
ms2=200g
ms3=ms1+ms2=980g
mr3=10000g
Cp3=ms3*100%/mr3
Cp3=9,8%