Question

massa molar

Al2(SO4)3

Answer 1

MM (Massa Molecular) de Al_{2} (SO_{4})_{3}

Al = 2*27 = 54

S = 3(1*32) = 3*32 = 96

O = 3*(4*16) = 3*64 = 192

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MM de  Al_{2} SO_{4} = 54+96+192 = 342 g/mol