Jaka objetosc 1,5 molowego r-ru NAOH nalezy odmierzyc aby przygotowac przez rozcienczenie 150ml 0,65mol/l. Jaka objetosc wody nalezy dodac
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xdm3 1,5M..................................0,65
...................0,65M.................................+
ydm3 0M..........................1,5-0,65=0,85
...........................................................=
..........................................................1,5
0,15dm3 -------- 1,5części
xdm3 -------- 0,65 częsci
x=0,065dm3
x = 65ml 1,5M roztworu