Chemistry Chile saltpeter is the common name of: Sodium nitrate Sodium nitrite Potassium nitrite Potassium nitrate Sodium nitrate Sodium nitrite Potassium nitrite Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is H2CO3 - CO32- NH2CONH2 - NH2CONH+ CH3COOH - CH3COO- H2CO3 - HCO3 H2CO3 - CO32- NH2CONH2 - NH2CONH+ CH3COOH - CH3COO- H2CO3 - HCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal extracted from Bauxite is : Manganese Copper Silver Aluminum Manganese Copper Silver Aluminum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is a covalent compound ? Carbon tetrachloride Magnesium fluoride Sodium chloride Calcium chloride Carbon tetrachloride Magnesium fluoride Sodium chloride Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Zirconium Thorium Uranium Plutonium Zirconium Thorium Uranium Plutonium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a metallic ore ? Feldspar Quartz Galena Mica Feldspar Quartz Galena Mica ANSWER DOWNLOAD EXAMIANS APP
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