One molecule of glucose in the presence of oxygen

Ashworth college BZ420 Online Exam 7 latest 2016
April 18, 2020
Solution-Why are metastatic cancers so difficult to treat
April 18, 2020

One molecule of glucose in the presence of oxygen

I Am having trouble figuring out ATP yield of molecules. Hereare a few ?s below. Just would like to know how to figure out thefinal number step by step. Any help would be appreciated!
What is net ATP yield for metabolizing each of the followingmolecules by a human leukocyte under conditions specified:
One molecule of glucose in the presence of oxygen and a drugthat inhibits the enzyme phosphoglycerokinase.
One molecule of PGAL in the presence of oxygen and DNP.
One molecule of glucose 6-phosphate in the absense ofoxygen.