Chemistry Galvanised iron is made by coating iron with Zinc Chromium Sulphur Nickel Zinc Chromium Sulphur Nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Conversion of nitrite to nitric oxide Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of ammonia to nitrites ANSWER DOWNLOAD EXAMIANS APP
Chemistry The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind? 1/3 1/6 1/4 1/8 1/3 1/6 1/4 1/8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry In drinking water supply, which of the following treatments is not involved Disinfection Softening Sedimentation Coagulation Disinfection Softening Sedimentation Coagulation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saccharin is made up of Phenol Butane Propane Toluene Phenol Butane Propane Toluene ANSWER DOWNLOAD EXAMIANS APP
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