In this reaction of methane, CH4, 1664k) of energy are taken in , per mole of methane H
H-C-H (g)
--> C (S)
+ 4H (9)
H
Note that no bonds are formed in this reaction.
a) Why is this reaction endothermic?

it is endothermic because it doesn't affect the glass used

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl