Answer:
C
Explanation:
because it is complete combustion so it will produced CO2 +H2O :)
Not sure what you are asking. I have two possible answers though...
It could either be more negatively charged, or valence electrons.
The more away from the nucleus a electron is, the more negatively charged it is.
The electrons on the outermost electron shell is valence electrons.
Again, I don't know what you were asking, but one of these answers may be correct.
D has a total of four significant figures.
