How does the law of conservation of mass apply to this reaction C2H4+4O2-->4H2O+2CO2 .Only the oxygen needs to be balanced B.
The equation needs to be balanced. There are fewer oxygen atoms in the equation than hydrogen and carbon C.The law of conservation of mass has already been applied D. Each element needs to be balanced
Cells are basic units of structure and function in living things. This means that cells form the parts or an organism and carry out all of the an organism's processes, or functions.