# What mass of zinc metal will be oxidized if #15.0*g# of #FeI_3# react to give iron metal?

##### 1 Answer

Jun 5, 2017

#### Answer:

Approx.

#### Explanation:

Zinc is higher on the activity series than iron; it should therefore reduce the iron salt:

i.e.

And for every oxidation there is a corresponding reduction..........

i.e.

We cross multiply:

Both mass and charge are conserved, so this is a valid representation..........

We has