Answers The nucleon number and the proton number of a neutral atom of an element are… The nucleon number and the proton number of a neutral atom of an element are 238 and 92 respectively. What is the number of neutrons in the atom? A. 330 B. 165 C. 146 D. 119 E. 73 Correct Answer: Option C Explanation
Answers The most important action in the A horizon of a soil profile is The most important action in the A horizon of a soil profile is A. eluvation B. deposition C.… Read More
Answers The lowest point in the map is in the The lowest point in the map is in the A. South-east B. North-east C. South-west D. North-west Correct… Read More
Answers What is natural pasture? (2 marks) (ii) State four characteristics of natural pastures in… (a) What is natural pasture? (2 marks) (ii) State four characteristics of natural pastures in West Africa. (4… Read More
Answers 2X(aq) + MnO2(s) + 4H+(aq) → X2(g) + Mn2+(aq) + 2H2O. The reaction above can… 2X(aq) + MnO2(s) + 4H+(aq) → X2(g) + Mn2+(aq) + 2H2O. The reaction above can be used for… Read More
Answers With the aid of diagrams and examples, write explanatory notes on any two of the… With the aid of diagrams and examples, write explanatory notes on any two of the following: (a) Rift… Read More