Respuesta :

if we convert 1.25 into grams and round it up the answer will be 427.7
total molar mass of Al2(SO4)3:

2(27)+3(32.1)+12(16) = 342.3

the mass of Al2(SO4)3:
number of moles times molar mass
= 1.25 times 342.3
= 427.875 kg



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