Do 200 gram roztworu 20 % dosypano 40 gram cukru. Oblicz stężenie procentowe powstałego roztworu.
Mr=200g
Cp=20%
Ms=?
20%=Ms/200*100%
Ms=40g
Po dosypaniu cukru
Mr=200g+40g=240g
Ms=40g+40g=80g
Cp=?
Cp=80/240*100%
Cp=33,3%
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Mr=200g
Cp=20%
Ms=?
20%=Ms/200*100%
Ms=40g
Po dosypaniu cukru
Mr=200g+40g=240g
Ms=40g+40g=80g
Cp=?
Cp=80/240*100%
Cp=33,3%