Chemistry Which of the following methods is used in determining the number average molar mass of a macromolecule Osmotic pressure Light scattering Viscosity Sedimentation equilibrium Osmotic pressure Light scattering Viscosity Sedimentation equilibrium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Fertilizers Petrochemicals Aluminium Cement Fertilizers Petrochemicals Aluminium Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is used in Transistors Solar energy devices All of these Semiconductors Transistors Solar energy devices All of these Semiconductors ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to SO3 SO2 N2O NO2 SO3 SO2 N2O NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry By-product obtained by soap industry is Caustic soda Naphthalene Glycerol Caustic potash Caustic soda Naphthalene Glycerol Caustic potash ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Need less energy to move them Have negative charge Are lighter Experience collision less frequently Need less energy to move them Have negative charge Are lighter Experience collision less frequently ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS