A. Mental Model: Draw a picture(s) that illustrates what happens at the molecular level when Ag+ ion and Sn metal are mixed. In words explain what is happening in your picture(s).

Which statement justifies that phosphine (ph3) is a polar molecule?

H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?

Asolution is made by dissolving 25.5 grams of glucose (c6h12o6) in 398 grams of water. what is the freezing point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.