Which of the following compounds would contain a total of three carbon atoms a.1-butane b. propane c.2-triene d. heptane

Can someone me with 3 and 4 plz. this is for masteries test.

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest

What happens to the glucose molecule during the process of cellular respiration? (5 points) select one: a. it gets broken down. b. it forms oxygen. c. it builds muscles. d. it uses up energy.