Some basic concepts of chemistry’ is the most fundamental chapter of complete chemistry. It gives information about the atomic number and mass number of elements. In any chemical reaction, it is important for us to know about the number of reactants that will consume and the products that will produce, thus for estimating all these calculations, we use the laws of chemical combinations. In this chapter, there are other important topics as well as the mole concept, stoichiometry, molarity, normality, etc.
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