Chemistry The aqueous solution of potassium chloride is A weak electrolyte A strong electrolyte A non-electrolyte Initially weak and then become a strong electrolyte A weak electrolyte A strong electrolyte A non-electrolyte Initially weak and then become a strong electrolyte ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Positive Negative Zero Depends on whether the reaction is exothermic or endothermic Positive Negative Zero Depends on whether the reaction is exothermic or endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the stratosphere is mainly caused by NO SO2 Chlorogluorocarbons NO2 NO SO2 Chlorogluorocarbons NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a major green house gas? Freon Chloro fluorocarbon Carbon monoxide Carbon dioxide Freon Chloro fluorocarbon Carbon monoxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 3 –3 to + 6 –3 to + 4 –3 to + 5 –3 to + 3 –3 to + 6 –3 to + 4 –3 to + 5 ANSWER DOWNLOAD EXAMIANS APP