Chemistry What is the most common salt in sea water ? Potassium chloride Calcium carbonate Sodium chloride Magnesium sulphate Potassium chloride Calcium carbonate Sodium chloride Magnesium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Fertiliser having high nitrogen content is : Urea Calcium citrate Ammonium sulphate Ammonium nitrate Urea Calcium citrate Ammonium sulphate Ammonium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is found in kidney stones? Calcium acetate Sodium oxalate Sodium chloride Calcium oxalate Calcium acetate Sodium oxalate Sodium chloride Calcium oxalate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not present in cement ? Gypsum Alum Clay Alumina Gypsum Alum Clay Alumina ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Increasing the strength of cement Preventing rapid setting of cement Rapid setting of cement Reduction in the cost of cement Increasing the strength of cement Preventing rapid setting of cement Rapid setting of cement Reduction in the cost of cement ANSWER DOWNLOAD EXAMIANS APP