Respuesta :

molar mass AgNO3 = 169.87 g/mol

1 mole AgNO3 ------------ 169.87 g
?? moles AgNO3 --------- 25.4 g

25.4 x 1 / 169.89 => 0.1495 moles
Mole= given mass/ molar mass of AgNO3

Here, molar mass of AgNO3 is 169.87g/mol

Hence,

Mole= 25.4/169.87= 0.14952 moles