How can a redox reaction be used as a source of electrical energy? A. One half-reaction must involve two metals.

B. Two half-reactions must involve more than one electron.

C. One half-reaction must use a metal wire electrode.

D. Two half-reactions must be physically separated.​

Molarity is moles of solute over liters of solution. idk if that is what you are talking about, but you can convert moles of solute to grams of solute using dimensional analyzes by using molar mass found on the periodic table.

The answer to the question: choose the correct statement.  a) when ethane reacts with fluorine gas the product is less stable.b) addition reactions of unsaturated hydrocarbons and halogens requires a high activation energy.  c)the double covalent bond within unsaturated hydrocarbons requires a lot of energy to break.  d)the double covalent bond within unsaturated hydrocarbons can be broken easily.is: a) when ethane reacts with fluorine gas the product is less stable.

Don’t know. don’t care.look it up on google