Which name for an ionic compound is incorrect?
Chromium(IID fluoride (for CrF3 )
Copper(ID) oxide (for Cuo)
Potassium(I bromide (for KBr)

The reaction q+r2=r2q is found to be first order in r2 and

If anyone would be able to me out with these three questions it would be these are from the chem 2202 course.

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.