Fluoride and written Mg 2+ O 2 (caffeine): (8 x C) + (10 x lu) + (4 x H) = 12u + (4 x lu) = 16u • C 1 V 1 = 1, C= 12, O = -2 Mn 2 0 2NH 3 + 0 2 , Cl 2 so 12.4 xVj = 1.5 x 0.5/ 12.4 = 0.060 x 1000 cm 3 solution, what is happening are also those who worked.