Chemistry Mercury is emitted into air by Burning coal Coal fire Burning garbage Steam engine Burning coal Coal fire Burning garbage Steam engine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium chloride Calcium sulphate Calcium carbonate Calcium nitrate Calcium chloride Calcium sulphate Calcium carbonate Calcium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in kidney stones? Sodium oxalate Calcium oxalate Calcium acetate Sodium chloride Sodium oxalate Calcium oxalate Calcium acetate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used In softening water In making tooth paste As purgative In paper industry In softening water In making tooth paste As purgative In paper industry ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by the pollution of environment by Nitrous oxide and Sulphur dioxide Ozone and Carbon dioxide Carbon monoxide and Carbon dioxide Carbon dioxide and Nitrogen Nitrous oxide and Sulphur dioxide Ozone and Carbon dioxide Carbon monoxide and Carbon dioxide Carbon dioxide and Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful CO2 in the air SO2 in the air Solar infrared radiation Solar ultraviolet radiation CO2 in the air SO2 in the air Solar infrared radiation Solar ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
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