Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is Infinity 2J 4J Infinity 2J 4J ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon footprint can be reduced by Commuting by public transport Recycling waste materials Using energy efficient appliances All of these Commuting by public transport Recycling waste materials Using energy efficient appliances All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The BOD values of water indicate the Amount of oxygen used for biochemical reduction Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of ozone used for biochemical oxidation Amount of oxygen used for biochemical reduction Amount of oxygen used for biochemical oxidation Amount of organic debris Amount of ozone used for biochemical oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ CO CO2 CFC SO2 CO CO2 CFC SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as Fertilizer Insecticide Pesticide Disinfectant Fertilizer Insecticide Pesticide Disinfectant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic CaO Al22O3 MgO Na2O CaO Al22O3 MgO Na2O ANSWER DOWNLOAD EXAMIANS APP
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