Answers

(a) A compound of carbon, hydrogen and chlorine contains 0.48 g of carbon, 0.08 g of hydrogen and 1.42…

a) (i) Describe, using the kinetic theory of matter, what happens when potassium chloride dissolves in water. (ii) Give a…

(a) (i)  State the collision theory of reaction rates. (ii)  Using the collision theory, explain briefly how temperature…

(a) Arrange the three states of matter in order of decreasing: (i)        kinetic energy; (ii)       force of cohesion.                                                           …

(a)(i) Describe briefly the laboratory preparation of hydrogen gas from the action of steam on iron. (ii)    Write the…

(a) (i)  Name the ore mostly used in the extraction of aluminium.   (ii)  Name two major impurities in the…

1. (a ) Define the term compound.                       …

(a) Explain the statement, the standard electrode potential of zinc is -0.76 v.What is meant by the term…

Which of the following factors will speed up the rate of evolution of carbon (iv) oxide in the…

(a) (i)  List the two gaseous fuels produced from coke. (ii) Which of the two fuels listed in 5(a)(i)…