Can anybody explain me the answers for both? I didn't really understand the one from BR. Are what molecule reacts in which a set of rules or it is something to memorize?
This is my first time posting something like this. So, I was not sure if I had to write down the question as well. I just didn't want it to be copyright infringement.
Thanks
This is my first time posting something like this. So, I was not sure if I had to write down the question as well. I just didn't want it to be copyright infringement.
Thanks