Which of these cases would be heard in a civil court? question 2 options: a case involving the vandalism of public property a case of unlawful entry onto the property of another person a case of theft involving property under four hundred dollars a case involving a pedestrian suing a motorist for negligence

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 atomic number will stay the same no matter how many electrons it has, so it doesn’t decrease nor increase. it’ll only change with a different number of protons