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NO2 is a strongly electron withdrawing group, making the ring more electrophilic (pi withdrawing).NMe2 is a strongly electron donating group, making the ring more nucleophilic (pi donating).These changes ...

Make assumptions:No air resistanceEarth is perfectly sphericalEarth is of uniform densitySimple harmonic motion, the ball would oscillate between the position dropped and the corresponding position on the...

Benzene is a circular molecule composed of 6 carbon atoms, each forming a single bond to two other carbons and one hydrogen. The fourth electron in the valence shell of each carbon is placed in a p orbita...

Market failure is when the price mechanism leads to an inefficient allocation of resources and a loss of economic welfare. One example of market failure is Public Goods. These are non-excludable and will ...

I live with my two children in a semi-detached house. My son goes to grammar school, where he gets good grades. My daughter studied foreign languages at university because she would like to work abroad.