Which statement explains why water is classified
as a compound?
(1) water can be broken down by chemical means.
(2) water is a liquid at room temperature.
(3) water has a heat of fusion of 334 j/g.
(4) water is a poor conductor of electricity.

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

How are the terms group and period used on the periodic table

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.