It may or may , because in chemiclal change new substances are formed and little heat is also apear in some reactions and new substances are also formed but some reaction are reversible so the...
A chemical catalyst is a substance that lowers the required activation energy of a reaction. The activation energy is the amount of energy required to "activate" or start a process, this can be in...
In some reactions, one of the products of the two reactions may be common(means that for example you can get a same product by using two different chemical reaction). Simplest example ever(given to...