January 2019 2 38 Report
1) ile ml kwasu siarkowego o ph=3 nalezy dolac do 100 ml NaOH o stezeniu 0,002 mol/dm3 , aby otrzymac roztwor o ph=7 ?

2) ile wody nalezy dolac do 10 ml roztworu kwasu siarkowego o pH=2, aby otrzymac roztwor o pH=4 ?


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