Chemistry Which of the following is not a gaseous air pollutant? Oxides of sulphur Hydrocarbon Oxides of nitrogen Smoke Oxides of sulphur Hydrocarbon Oxides of nitrogen Smoke 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 The substance which does not expand on going from liquid state to solid state is Water Type metal Aluminium Cast-iron Water Type metal Aluminium Cast-iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest form of iron? Steel Cast iron Pig iron Wrought iron Steel Cast iron Pig iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Increasing the concentration of a product Increasing the temperature Adding a catalyst Increasing the concentration of a reactant Increasing the concentration of a product Increasing the temperature Adding a catalyst Increasing the concentration of a reactant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant constituent of atmospheric air is : Carbon Hydrogen Nitrogen Oxygen Carbon Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
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