Chemistry Which of the following methods is used in determining the number average molar mass of a macromolecule Sedimentation equilibrium Viscosity Light scattering Osmotic pressure Sedimentation equilibrium Viscosity Light scattering Osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Supplying oxygen for people travelling in jets Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Supplying oxygen for people travelling in jets Higher rate of photosynthesis Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth ANSWER DOWNLOAD EXAMIANS APP
Chemistry In an oxygen molecule, two atoms are united by Four bonds One bond Two bonds Three bonds Four bonds One bond Two bonds Three bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is O3 All of these CO2 CO O3 All of these CO2 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is NO2 SO2 Lead Hg NO2 SO2 Lead Hg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is lustrous because Its refractive index is high It is pure It is hard It is colourless Its refractive index is high It is pure It is hard It is colourless ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS