Which of the following is true for a nuclear reaction? (5 points) -Electrons are lost.
-The identity of element remains same.
-The identity of element changes.
ns
-O Electrons are gained.

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.