To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %

The molecules contain like 54 of water 

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

Decomposition is the cycle at which bacteria breaks down any organic material into the soil