Chemistry Which of the following gases will effuse out of football bladder most quickly ? N 2 O2 H2 He N 2 O2 H2 He ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Ethane Carbon di-oxide Carbon monoxide Methane Ethane Carbon di-oxide Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons and electrons the number of nucleons the number of neutrons the number of protons the number of protons and electrons the number of nucleons the number of neutrons the number of protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Trinitrotoluene is Used to melt metals Used as an abrasive Used as an explosive Used to fuse two metals Used to melt metals Used as an abrasive Used as an explosive Used to fuse two metals ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Caustic Soda Washing Soda Caustic Potash Baking Soda Caustic Soda Washing Soda Caustic Potash Baking Soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Electric heaters A battery Atomic bombs Dynamo Electric heaters A battery Atomic bombs Dynamo ANSWER DOWNLOAD EXAMIANS APP