Answer:
Hg²⁺
Explanation:
In the given reaction, Hg²⁺ is the oxidizing agent in the reaction.
An oxidizing agent is any specie that undergoes reduction in the course of a reaction. Such specie;
- shows removal of oxygen
- addition of hydrogen
- gain of electrons
- decrease in oxidation number
The reaction Hg²⁺ + Cu → Cu²⁺ + Hg
here Hg, goes from an oxidation state of 2 to 0. This is a decrease
Answer:
D) red litmus turns blue
Explanation:
Took this test, hope it helps! :)
Answer:
More
Explanation:
Do a lab my guy and you'll see that vinegar is more dense that water.
Energy flows into an ecosystem in the form of light and exits in the form of heat