Which reaction occurs at the anode in an electrochemical cell? A. Zn(s) + Cu2+(aq) → Zn2+(aq) + Cu(s)
B. Zn2+(aq) + 2e → Zn(s)
C. Zn(s) → Zn2+(aq) + 2e
D. Zn2+(aq) + Cu(s) → Zn(s) + Cu2+(aq)​

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

Between 2014 and 2016, more than 25,000 children in flint, michigan, drank water that was contaminated with lead from lead pipes. during this time, the city claimed the water was safe to drink. which of these actions could the city have taken to ensure that the drinking water was free from lead?

Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump