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Boris.W 2012-12-5 01:32 AM

redox

請問
KMnO4+HCl(aq)
可唔可以用aqeous HCl入面的OH- 呢個REDUCING AGENT來放電子?

仲有
Nitrate要加positive Hydrogen ion再加e-先可以變做NO2
咁個H+係咪一定要ACIDIC?可唔可以用IONZIATION OF WATER 既H+?

Zzlaz 2012-12-5 07:05 PM

concentration affects the reaction.

Existence of H+ in pure water, however, [H+] = 10^-7 M at room temperature , very low.
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