Diana and Kinsey are put in charge of choosing a mascot for their basketball team. There are fifteen players on the team, but Diana and Kinsey survey only the five players on the starting lineup about their favorite mascot.

Which best describes why nh4+ can form an ionic bond with ci-?

Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)

Compare and contrast physical changes with chemical changes.