Chemistry The main buffer system of the human blood is CH3COOH - CH3COO- H2CO3 - CO32- H2CO3 - HCO3 NH2CONH2 - NH2CONH+ CH3COOH - CH3COO- H2CO3 - CO32- H2CO3 - HCO3 NH2CONH2 - NH2CONH+ ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Calcium oxide Calcium phosphate Sodium silicate Sodium phosphate Calcium oxide Calcium phosphate Sodium silicate Sodium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Paint Cement Glass Gun powder Paint Cement Glass ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultra purification of a metal is done by : Slugging Zone melting Smelting Leaching Slugging Zone melting Smelting Leaching ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called Mortar R.C.C. Concrete Kiln Mortar R.C.C. Concrete Kiln ANSWER DOWNLOAD EXAMIANS APP
Chemistry An important green-house gas other than methane being produced from the agricultural fields is Arsine Sulphur dioxide Ammonia Nitrous oxide Arsine Sulphur dioxide Ammonia Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
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