0,05dm3 3M....................x - 2........................xM0,25dm3 2M.....................3 - x0,05/0,25 = x-2/3-x0,05(3-x) = 0,25(x-2)0,15-0,05x = 0,25x-0,50,3x = 0,65x = 2,17mol/dm3
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0,05dm3 3M....................x - 2
........................xM
0,25dm3 2M.....................3 - x
0,05/0,25 = x-2/3-x
0,05(3-x) = 0,25(x-2)
0,15-0,05x = 0,25x-0,5
0,3x = 0,65
x = 2,17mol/dm3