Answers Solutions X, Y, and Z have PH values 3.0. 5. 0 and 9. 0 respectively…. Solutions X, Y, and Z have PH values 3.0. 5. 0 and 9. 0 respectively. Which of the… Read More
Answers An element is electronegative if An element is electronegative if A. it has a tendency to exist in the gaseous from B. its… Read More
Answers Crude petroleum pollutant usually seen on some Nigerian creeks and waterways can be dispersed or… Crude petroleum pollutant usually seen on some Nigerian creeks and waterways can be dispersed or removed by A.… Read More
Answers Which of the following happens during the electrolysis of molten sodium chloride? Which of the following happens during the electrolysis of molten sodium chloride? A. Sodium ion loses an electron… Read More
Answers Sodium sulphate decahydrate (Na2SO4.10 H2O) on exposure to air loses all its water of crystallization…. Sodium sulphate decahydrate (Na2SO4.10 H2O) on exposure to air loses all its water of crystallization. The process of… Read More
Answers A piece of burning sulphur will continue to burn in a gas jar of oxygen… A piece of burning sulphur will continue to burn in a gas jar of oxygen to give misty… Read More
Answers How many isomeric forms are there for the molecular formula C3H6Br2? How many isomeric forms are there for the molecular formula C3H6Br2? A. 1 B. 2 C. 3 D.… Read More
Answers C2H5 – C = CH2 CH3 The correct name of the compound with the above… C2H5 – C = CH2 CH3 The correct name of the compound with the above structural formula is… Read More
Answers In which of the following processes is iron being oxidized? 1 Fe + H2SO4 →… In which of the following processes is iron being oxidized? 1 Fe + H2SO4 → FeSO4 +H2 2… Read More
Answers In the reaction Fe + Cu2+ (to) Fe2+ + Cu,iron displaces copper ions to from… In the reaction Fe + Cu2+ (to) Fe2+ + Cu,iron displaces copper ions to from copper. This is… Read More