Question

A 25cm aliquot of ammonium iron 2 tetraoxomanganate 7 containing 39.2g of its salt in 250cm solution, needed 25cm of potassium tetraoxomanganate 7 solution for a colour change to occur. What is the concentration of the potassium tetraoxomanganate 7 solution?

Answer 1

Do you have a formla for this material; i.e., ammonium iron 2 tetraoxomanganate 7? Do you have an equation for the readction with KMnO4.

Answer 2

i need the answer