Chemistry Charcoal is used in water treatment as a/an Absorbent Adsorbent Coagulant Solvent Absorbent Adsorbent Coagulant Solvent ANSWER DOWNLOAD EXAMIANS APP
Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 6 4 3 7 6 4 3 7 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atomic number of carbon is 6 and its atomic mass is 12. How many are there protons in the nucleus of carbon ? 18 12 6 Zero 18 12 6 Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is the polymer of : Isoprene Butadiene Styrene Ethylene Isoprene Butadiene Styrene Ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Calcium sulphate equivalents Magnesium carbonate equivalents Magnesium sulphate equivalents Calcium carbonate equivalents Calcium sulphate equivalents Magnesium carbonate equivalents Magnesium sulphate equivalents Calcium carbonate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Algae Arsenic Dust Bacteria Algae Arsenic Dust Bacteria ANSWER DOWNLOAD EXAMIANS APP
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