CH₄(g) + 2O₂(g) → 2H₂O(l) + CO₂(g) ΔH = 890KJ/mol. ΔH in the reaction represented by the equation above is the enthalpy of

• A. formation
• B. combustion
• C. solution
• D. activation

The windows of a building have 6 sides and 6 angles. What type of a polygon are the windows?

• A. Heptagon
• B. Octagon
• C. Pentagon
• D. Hexagon

After each of the following sentences, a list of possible interpretations of the sentence is given. Choose the interpretation that you consider most appropriate for each sentence. When Nosa applied for a loan, the bank manager requested him to put his cards on the table. This means that

• A. the bank manager requested for a bribe
• B. Nosa should show that he has ability to repay the money
• C. Nosa should state openly and honestly what he needed the loan for
• D. the bank manager is unwilling to grant Nosa any loan

The tailor had already _____ the clothes before I got to his shop

• (A) sowed
• (B) sown
• (C) sew
• (D) sewn

(a) Differentiate between plane polarization and interference as applied to waves.

(b) List two uses of polaroids.

Which of the following activities is not a function of a merchandiser?

• A. Displaying products in the best location
• B. ldentifying potential new accounts
• C. Maintaining and increasing shelf space
• D. Cleaning and displaying of products

If \(2x^2 + kx - 14 = (x+2)(2x-7)\), find the value of K

• A. -3
• B. 5
• C. 9
• D. 11

This question is based on General Literary Principles.

A melodramatic play is based on

• A. a melodious manipulation of events
• B. ingredients that mellow down events
• C. sensational plot and characters
• D. the playwright's didactic overtones

Which of the following requires services of middlemen?

• A. Technical goods
• B. Expensive goods
• C. Convenience goods
• D. Perishable goods

Choose the word which is different from the rest.

• A. Deck
• B. Steering
• C. Stern
• D. Mast