Use this formula to solve this problem: power (p) = work (w) ÷ time (t) peter's body supplies a force of 500 n to run up a 5 meter hill in 10 seconds. how much power is involved in peter's run up the hill?

Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?