Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is oxygen nitrogen carbon hydrogen oxygen nitrogen carbon hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Magnesium sulphate Calcium carbonate Sodium chloride Potassium chloride Magnesium sulphate Calcium carbonate Sodium chloride Potassium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Ionosphere Troposphere Exosphere Stratosphere Ionosphere Troposphere Exosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry A non-electronic conductor is None of these Gas Carbon Iron Copper Sulphate None of these Gas Carbon Iron Copper Sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Preventing rapid setting of cement Rapid setting of cement Increasing the strength of cement Reduction in the cost of cement Preventing rapid setting of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carborundum is another name of Calcium oxide Silicon carbide Silicon oxide Calcium carbide Calcium oxide Silicon carbide Silicon oxide Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
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