I have no idea, but i’m pretty sure you gotta divide
Answer:
A. manganese change from +7 to +2
Explanation:
Reduction means a gain of electrons, which means the oxidation number will go down or the charge goes down basically or become more negative charge. On the left, Mn has +7 in MnO4-. On the right, it has 2+, so it has been reduced.
The answer is milk spoils because spoiling doesn't have to to with the chemical foundation.
Answer:
<em><u>"</u></em><em><u>[</u></em><em><u>Temperature is a measurement of the average kinetic energy of the molecules in an object or a system. Kinetic energy is the energy that an object has because of its motion. The molecules in a substance have a range of kinetic energies because they don't all move at the same speed</u></em><em><u>.</u></em><em><u>]</u></em><em><u>"</u></em>