Question

Calculate the mass of manganese in potassium permanganate.

Answer 1

The percentage mass of Manganese is 34.76%

Step-by-step explanation:

The formula of potassium permanganate is KMnO4

Its molar mass is 158.034 g/mol.

The molar mass of Mn is 54.938 g/mol.

Percentage mass of Mn is:

`Mn=(54.938)/(158.034)100`

Mn=34.76%