an organ pipe that is open at both ends has a fundamental frequency of 440 hz what is the length of this pipe

Astate of matter all that has define volume and can flow is a(n)

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter

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?