Answer:
the amount of valence electron, cna be found in the periodic table, which is called the atomic number which is top of the symbol
hope this helps!!! best fo luck to you
B. False
It was created in 1869
11.
С7Н16 + 11О2 --> 8Н2О + 7СО2
I hope this helps and if not I’m super sorry that I couldn’t do more!