What is the molecular weight of #As_2(SO_4)_3#?

1 Answer
Jarni Renz
Mar 15, 2016

The formula mass of #As_2(SO_4)_3# is 438 gram per mole

Explanation:

  1. Identify elements composing the compound;
  2. Locate the atomic mass of the elements in the periodic table;
  3. Account the number of atoms of each element composing the compound and multiply its respective atomic mass;
  4. Get the total and that represents the formula mass of the compound.
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