Chemistry The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is 3.05 gram 4.05 gram 2.05 gram 5.05 gram 3.05 gram 4.05 gram 2.05 gram 5.05 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Depends on whether the reaction is exothermic or endothermic Zero Negative Positive Depends on whether the reaction is exothermic or endothermic Zero Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure Magnesium Bromine Barium Lead Magnesium Bromine Barium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove rust stains on cloth? Kerosene Oxalic acid solution Petrol Lime Kerosene Oxalic acid solution Petrol Lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water is saltier than rain water because Sea beds have salt producing mines Sea animals are salt producing Rivers wash away salts from earth and pour them into the sea The air around the sea is saltish Sea beds have salt producing mines Sea animals are salt producing Rivers wash away salts from earth and pour them into the sea The air around the sea is saltish ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Can never be positive Can have any value above zero Cannot be negative Will always be positive Can never be positive Can have any value above zero Cannot be negative Will always be positive ANSWER DOWNLOAD EXAMIANS APP