2. Calculate the corrosion rate (mass index) of a nickel sample with an area of 3.2 cm2 immersed in a solution of H2SO4 (20 wt.%) for 2 hours, if the mass loss of the sample was 0.62 g. Give the concept of a deep corrosion rate index.

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.