A Halogen is a group (or a column) on the periodic table. It contains fluorine, chlorine, bromine, and astatine!
A reaction that is spontaneous means that it can produce products without the supply of energy. The total energy from the reactants reached the activation energy that allow the reaction proceed. An example of this is the decay of a diamond into graphite occuring readily.
3! You have to ensure balance of all the different elements.
Answer:
Chromosomes and I think its too many
Explanation:
