Substance P is carbon. Suggest what substances Q and R could be. Give their names.
substance Q .
substance R .

What is the force of attraction between the particles in a salt crystal

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology