you are in a boat that has a river current going downstream at 3.5 m/s (whitewater/kayak speeds). there is a wind that is blowing you to one side at an angle of 85 w. r.t to downstream at a speed of 0.8 m/s (strong winds). what is the total velocity of the boat?

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?