Question

c) Find the molecular mass of Al(OH)3
(given Al = 27 u 0= 16u H=1u)​

Answer 1

Answer:

Just add atomic masses of the elements together and add grams per mol.

Example:

M(Al(OH)3) = Ar(Al) + 3 x Ar(o) + 3 x Ar(H)

= 26.98 + 3 x 16 + 3 x 1.008 = 78.004 g/mol.

Explanation:

Answer 2

Answer:

Just add atomic masses of the elements together and add grams per mol. = 26.98 + 3 x 16 + 3 x 1.008 = 78.004 g/mol

Explanation:

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