Antwoorden molaire massa

Antwoorden bij H3: De molaire massa

20a. M H3PO4 = 3 x 1 + 1 x 31 + 4 x 16 = 98 g

20b. M C6H12O6  = 6 x 12 + 12 x 1 + g x 16 = 180 g

20c. M C16H18N2O4S = 16 x 12 + 18 x 1 + 2 x 14 + 4 x 16 + 1 x 32 = 334 g

20d.  M P2O5  = 2 x 31 + 5 x 16 = 142 g

20e. M  NaCl = 1 x 23 + 1 x 35,5 = 58,5 g

20f. M C2H6 = 2 x 12 + 6 x 1 = 30 g

 

21a. M H2O2 = 2 x 1 + 2 x 16 = 34 u

21b. M Ag = 108 u