Question

1 point
Question 53. Rusting: Given
sufficient time, any iron mass,
in the presence of water and
oxygen, could eventually
convert
to rust. Surface
rust is
fria monly flaky and
friable, and provides no
passivational protection to the
underlying iron. Rusting is the
common term for corrosion of
elemental iron and its alloys.
Rusting of iron articles results
in the following changes
i.
ii.
Increase in mass of the article
Decrease in mass of the article
No change in mass of the article
Makes the article brittle
iii.
iv.​

Answer 1

Answer:

ii. Decrease in mass of the article

Explanation:

∵ The article converts to rust and rust is not considered a part of the article.

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