Question

Calculo porcentual de H3PO4

Answer 1

Explicación:

MM H3PO4 = 1g * 3 + 31g *1 + 16g*4 = 3 g + 31 g+ 64 g = 98 g/mol

%H = 3 g H/ 98 g *100 = 3.06% H

%P= 31 gP/98 g*100 = 31.63 %P

%O= 64 gO/ 98 g*100 = 65.30 %O