\u21c4 \u25b3 \u21c4 \u21c4 \u03b1 \u03b1 \u03b1 \u03b1 M = 0,2 mol/0,2L M = 1mol/L \u03b1 = 80/100 \u03b1 (0,8) 0,8) \u21c4 \u25b3 \u21c4 \uf0e0