15. Решение задачи по химии №001 568

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.

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