Identify the species oxidized, the species reduced, the oxidizing agent and the reducing agent in the following electron transfer reaction.

Hg2+ + MnArrow. gif Hg + Mn2+
species oxidized species reduced
oxidizing agent reducing agent
As the reaction proceeds, electrons are transferred from to

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

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