Burning a cigarette is a chemical reaction.
These are not chemical reactions but thermonuclear reactions.
Chemical reactions are abbreviated by their chemical equations.
enzymes helps control chemical reactions by the chemical in it called collagen when enzymes enter your body they create a chemical reactions and controls the chemical reactions you get by eating too much acids.
Reactions can be both chemical and physical. Chemical reactions involve breaking and forming chemical bonds leading to the formation of new substances. Physical reactions involve changes in state, shape, or form of a substance without changing its chemical composition.
Not ALL reactions are chemicals. When chemicals reacte with other chemicals it is called as chemical reactions.
This substance is nicotine.
Nicotine
IT ACCELATATES THE CHEMICAL REACTIONS
chemical reactions are going on in our bodies all of the time
These chemical reactions are named exothermic.
materials used in chemical reactions are reactants
Matter that does not enter chemical reactions is described as inert. This type of matter cannot be altered by chemical reactions.