Porque el bicarbonato de sodio no es un compuesto orgánico pese a que contiene carbono

2h2o2--> 2h2o + o2

this reaction is of the spontaneous decomposition of hydrogen peroxide down into water and oxygen.

add 2 molecules of hydrogen peroxide and 2 molecules of water. since oxygen is naturally diatomic, the total number of atoms of each element is now the same on both sides of the equation so it is balanced.

this may not be entirely correct but let me know.

the increase of protons   hope this

your answer is a. the enthalpy of formation for a pure element in its standard state is always positive.