Can somebody me with chemistry - states of matter, phase changes, and stoichiometry, ? ?
look at the document below, all the questions are there.
you so much for your .

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.

b) nuclear ive learned that in a pedtrodic table