Chemistry Which of the following is usually not an air-pollutant? Sulphur dioxide Nitrous oxide Carbon dioxide Hydrocarbons Sulphur dioxide Nitrous oxide Carbon dioxide Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodide Iodine Potassium iodate Sodium iodide Potassium iodide Iodine Potassium iodate Sodium iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of ‘Coca Cola’ is due to the presence of Acetic acid Phosphoric acid Hydrochloric acid Formic acid Acetic acid Phosphoric acid Hydrochloric acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is 4J Infinity 2J 4J Infinity 2J 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 Solar infrared radiation Solar ultraviolet radiation SO2 in the air CO2 in the air Solar infrared radiation Solar ultraviolet radiation SO2 in the air ANSWER DOWNLOAD EXAMIANS APP
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