Respuesta :

Answer:

Explanation:

Al(OH)₃

Total molecular weight = 27 + 3 x ( 16+1)

= 78

Al = 27

% of Al = 27 x 100 / 78 = 34.61%

O = 48

% of O = 48 x 100 / 78 = 61.55 %

H = 3

% of H = 3 x 100 / 78

= 3.84%

Al = 34.61%.

O = 61.55%.

H = 3.84%.

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