Chemistry Dry powder fire extinguishers contain Sand and potassium carbonate Sand and sodium carbonate Sand Sand and sodium bicarbonate Sand and potassium carbonate Sand and sodium carbonate Sand Sand and sodium bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The components of water can be separated by Both A and B They can not be separated Physical methods Chemical methods Both A and B They can not be separated Physical methods Chemical methods ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following does the Nucleus of an atom consist of? Protons and neutrons Protons and electrons Protons Electrons Protons and neutrons Protons and electrons Protons Electrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is Fe2O3 Fe3O4 2Fe2O3. 3H2O FeCO3 Fe2O3 Fe3O4 2Fe2O3. 3H2O FeCO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents ANSWER DOWNLOAD EXAMIANS APP
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