An unknown fuel is broken apart with the following chemical reaction. fuel + 6 O2 → 6 CO2 + 6 H2O

How many carbon atoms are in the fuel?

6

8

4

1

Which substances have the lowest melting points: ionic covalent, or metallic

Compare and contrast physical changes with chemical changes.

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.