Chemistry Which of the following methods is used in determining the number average molar mass of a macromolecule Sedimentation equilibrium Viscosity Osmotic pressure Light scattering Sedimentation equilibrium Viscosity Osmotic pressure Light scattering ANSWER DOWNLOAD EXAMIANS APP
Chemistry Neoprene is prepared by polymerisation of which of the following 2-methyl 1, 3-butadiene Acrylonitrile 1,3-butadiene 2-chloro-1, 3-butadiene 2-methyl 1, 3-butadiene Acrylonitrile 1,3-butadiene 2-chloro-1, 3-butadiene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number of an atom gives the number of which of the following ? Protons Electrons Neutrons Neutrons and protons Protons Electrons Neutrons Neutrons and protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond None of these Longer Of same lenght Shorter None of these Longer Of same lenght Shorter ANSWER DOWNLOAD EXAMIANS APP
Chemistry What are the number of moles of CO2 which contains 16 g of oxygen? 0.2 mole 0.5 mole 0.25 mole 0.4 mole 0.2 mole 0.5 mole 0.25 mole 0.4 mole ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is known as the 'brown coal'? Anthracite Coke Bituminous Lignite Anthracite Coke Bituminous Lignite ANSWER DOWNLOAD EXAMIANS APP
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