Please! I need help on this test! PCI
Show all the valence electrons and show the subtraction of electrons to keep
track of electron distribution till you get zero electrons.

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.

they are made of gases.

they have a spherical shape.

they make energy through fusion.

58750.08068 is the answer i think

the earth would become to overheated and everything alive on it will eventually die from overheating. plants will eventually die as well, water will evaporate, and it will be nothing but a hot planet without anything living on it.