October 2018 1 21 Report

1.Oblicz stezenie procentowe 0,5-molowego roztworu Na2S , gesteosc 1040g/dm3

2.Oblicz stezenie molowe roztworu otrzymanego po rozpuszczeniu 50g chlorku wapnia w 150cm3 wody.Jezeli gestosc tego roztworu wynosi 1,23g/cm3


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