Past Questions And Answers
The resolution of the Council at Jerusalem was that the Gentiles should abstain from
- A. circumcision whoremongering, homosexuality and falsehood
- B. idolatry, unchastity, strangled meat and blood
- C. homosexuality, idolatry, fornication, strangled meat
- D. adultery, greed, strangled meat and divination
A body of mass 36kg falls through a viscous liquid which offers a drag force of 260N on the body. The upthrust on the body at terminal velocity is? [g = 10ms2]
- A. 100N
- B. 620N
- C. 50N
- D. 310N
(a) A solution of CuSO\(_4\) was electrolyzed between pure copper electrodes and the following results were obtained:
Mass of copper anode before experiment = 7.20 g
Mass of copper anode after experiment = 4.00 g
Mass of copper cathode before experiment = 5.75 g
From the information provided,
(i) calculate the mass of the cathode, after the experiment.
(ii) write an equation for the reaction at the I. anode, II. cathode.
(iii) state whether the colour of the solution would change during the electrolysis. Give a reason for your answer.
(iv) if the electrolysis was carried out for 1 hour 20 minutes with a current of 2.0 amperes, determine the value of the Faraday.
(b) Consider the reaction represented by the following equation:
MnO\(^-_4\) + I\(^-\) + H\(^+\) \(\to\) I\(_2\) + H\(_2\)O + Mn\(^{2+}\)
Write balanced half equation for the (i) oxidation reaction, (ii) reduction reaction.
(c)(i) Describe briefly how tin can be extracted from its ore.
(ii) State one use of tin.
(iii) Mention one property that makes tin suitable for the use stated in (c)(ii)
(d)(i) What is meant by the term pollution?
(ii) Explain why it is dangerous to run a generator in a closed room.
View Discussion (0)WAEC 2006 THEORYWhen King Josiah discovered the bones in the tombs of the altar of Bethel, he decided to
- A. throw them in the Hinnom valley
- B. pull them and have them broken
- C. order them taken to the city
- D. burn them up upon the altar
(a) Highlight the economic importance of oceans to man, giving specific examples
(b) Select any one warm current in the North Atlantic Ocean and describe the factors responsible for its movement
View Discussion (0)WAEC 1995 THEORYThe highest grade in the Civil Service is known as the ............
- A. Technical cadre
- B. Executive cadre
- C. Clerical cadre
- D. Administrative cadre
The interest on partners' loans is?
- A. debited in current account
- B. credited in profit and loss account
- C. debited in profit and loss account
- D. credited in current account
The population density of town Y made up of 50 square kilometre land area and 100 million people is
- A. 50,000 people per square kilometre
- B. 0.2 million people per square kilometre
- C. 0.5 million people per square kilometre
- D. 2 million people per square kilometre
Which of the following statements about an exothermic reaction is correct?
- A. the products have less heat content than reactants
- B. the system absorbs heat from the surrounding
- C. the activation energy is high
- D. the enthalpy change is positive
A business outfit is said to be a public limited company when it
- A. is owned by the government
- B. operates as a public corporations
- C. is run by the public
- D. sells its shares to members of the public

