200cm3 0,025M......................0,01 - 0 = 0,01..............................0,01Mxcm3 0M...............................0,025 - 0,01 = 0,015200/x = 0,01/0,0150,01x = 200*0,0150,01x = 3x = 300cm3 wody
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200cm3 0,025M......................0,01 - 0 = 0,01
..............................0,01M
xcm3 0M...............................0,025 - 0,01 = 0,015
200/x = 0,01/0,015
0,01x = 200*0,015
0,01x = 3
x = 300cm3 wody