Fast! carbohydrates are made up of carbon, oxygen, and a. gold b. hydrogen c. copper d. potassium

the answer is c.) there is a warm front in region a and a stationary front in region b.

the relative standard reduction potential of the half-cell in which reduction occurs; more positive than the other half-cell. reduction is a chemical process in which electrons are added to an atom or an ion; it always occurs accompanied by oxidation of the reducing agent.