Chemistry The greenhouse effect is caused by the higher level of which gas in the atmosphere ? Sulphur dioxide Carbon dioxide Nitrous oxide Carbon monoxide Sulphur dioxide Carbon dioxide Nitrous oxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in C12O N2O OF2 H2O (2) C12O N2O OF2 H2O (2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over Antarctica India Europe Africa Antarctica India Europe Africa ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first organic compound synthesised in the laboratory was Uric acid Glucose Lactic acid Urea Uric acid Glucose Lactic acid Urea ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heating of a ore below its melting point in the absence of air is known as Smelting Refining Calcination Roasting Smelting Refining Calcination Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following methods is used in determining the number average molar mass of a macromolecule Sedimentation equilibrium Light scattering Viscosity Osmotic pressure Sedimentation equilibrium Light scattering Viscosity Osmotic pressure ANSWER DOWNLOAD EXAMIANS APP
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