What are the spectator ions in the reaction between KCl (aq) and AgNO3 (aq)? A) K+ and Ag+

B) Ag+ and Cl-

C) K+ and NO3

-

D) Ag+ and NO3

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.

i believe it is-

d.) gravity pulled particles of dust and gas together to form planets.