Base your answer on the equation and diagram below represent an electrochemical cell at 298 K and 1 atmosphere. When the switch is closed, electrons flow from

A) Ag+(aq) to Mg2+(aq)
B) Mg(s) to Ag(s)
C) Ag(s) to Mg(s)
D) Mg2+(aq) to Ag+(aq)

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

the answer is b & c i believe : )

yes the answer is total mass in unchanged   : )