five structural isomers, or constitutional isomers, have the formula c6h14 . draw the indicated isomers, grouped by number of carbon atoms in the main chain.

The equation 24x2+25x−47ax−2=−8x−3−53ax−2 is true for all values of x≠2a, where a is a constant. what is the value of a? a) -16b) -3c) 3d) 16

Which of the following is a difference between a prepaid tution plan and a college savings plan

At work claire has a deadline that is rapidly approaching. as she works, she finds that she is doing more work in a shorter amount of time than usual. she thinks mor quickly, and her senses and memory are sharper. what is responsible for claire working more effectively?