Chemistry Hardness of the water is commonly measured in terms of Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic Al22O3 CaO MgO Na2O Al22O3 CaO MgO Na2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry A thick paste of cement, sand and water is called Mortar Concrete R.C.C. Kiln Mortar Concrete R.C.C. Kiln ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Methyl Methacrylate Polyvinyl Chloride Nylon Polythene Methyl Methacrylate Polyvinyl Chloride Nylon Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the human body is Nitrogen Iron Oxygen Carbon Nitrogen Iron Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of Unburnt petrol SO2 CO2 CO Unburnt petrol SO2 CO2 CO ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS