Which substance is used to remove rust from metal?
a: lye (naoh)
b: hydrochloric ac...
Physics, 15.01.2020 00:31 camillexv2668
Which substance is used to remove rust from metal?
a: lye (naoh)
b: hydrochloric acid (hcl)
c: ammonia (nh3)
d: sulfuric acid (h2so4)
Answers: 2
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