Knowledge in Philosophy of science

Short Note On Science and Engineering

Science is interesting subject it is experiment and practical both but the different example can be used for science but for engineering it can be pratical possible to design the building

B.Pharma (Nucleophilic substitution 1)

types of nucleophilic reaction i.e SN1 and SN2, method of preparation, basic definition jo mene first point me likhe he And kitne types of method of preparation, voh bhi likha sakti hai.