Using VBA, please answer the question provided in the image $($ using provided data to find answers, in this case PFR volume, A$,$B$,$C$,$I,, Total product, And the question at the bottom of the image. Also making sure the code actually is correct $,$ and that appropriate comments are present throughout the coding $($headings$,$ and saying what each component is doing$).$

Can you also give the calculated value for each of the green boxes in the solution $($their code, and the answer given$)$

Question: Is it reasonable to design the reactor for an $80\%$ conversion?