Chemistry Chemical formula of washing soda is NaHCO3 Na2CO3.10H2O Na2SO4.10H2O Ca(OH)2 NaHCO3 Na2CO3.10H2O Na2SO4.10H2O Ca(OH)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formation of ozone hole is maximum over Europe India Africa Antarctica Europe India Africa Antarctica ANSWER DOWNLOAD EXAMIANS APP
Chemistry One carat of diamond is equal to 250 mg 150 mg 100 mg 200 mg 250 mg 150 mg 100 mg 200 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ SO2 CFC CO2 CO SO2 CFC CO2 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saccharin is made up of Phenol Butane Propane Toluene Phenol Butane Propane Toluene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is most toxic ? Carbon dioxide Sulphur dioxide Carbon monoxide Chlorine Carbon dioxide Sulphur dioxide Carbon monoxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
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