Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is All of these O3 CO2 CO All of these O3 CO2 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.305 0.509 0.727 0.658 0.305 0.509 0.727 0.658 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Carbon monoxide Sulphur dioxide Carbon dioxide Smoke Carbon monoxide Sulphur dioxide Carbon dioxide Smoke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Charcoal is used in water treatment as a/an Solvent Absorbent Adsorbent Coagulant Solvent Absorbent Adsorbent Coagulant ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Caustic Potash Baking Soda Washing Soda Caustic Soda Caustic Potash Baking Soda Washing Soda Caustic Soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following produces highest amount of energy upon oxidation? An alkane Fat Protein Glucose An alkane Fat Protein Glucose ANSWER DOWNLOAD EXAMIANS APP