Chemistry Hardness of the water is commonly measured in terms of Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal extracted from Bauxite is : Aluminum Manganese Copper Silver Aluminum Manganese Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry An electrochemical cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a : Uninterrupted power supply (UPS) Power transmittor Battery Generator Uninterrupted power supply (UPS) Power transmittor Battery Generator ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Scum Sludge Sewer Sewage Scum Sludge Sewer Sewage ANSWER DOWNLOAD EXAMIANS APP
Chemistry The highest volume of gases in lower atmosphere is comprised of Carbon dioxide Hydrogen Oxygen Nitrogen Carbon dioxide Hydrogen Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical properties of isotopes Need not be same Must be different Need not be different Must be same Need not be same Must be different Need not be different Must be same ANSWER DOWNLOAD EXAMIANS APP
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