by Sunday | Mar 18 | Chemistry WAEC
A. CO B. NO C. H2O2 D. NO2 Correct Answer: Option D = NO2
by Sunday | Mar 18 | Chemistry WAEC
A. sucrose B. glucose C. amino acids D. fatty acids Correct Answer: Option C = amino acids
by Sunday | Mar 18 | Chemistry WAEC
A. plastic B. sewage C. carbon (II) oxide D. hydrogen sulphide Correct Answer: Option B = sewage Explanation Examples of biodegradable Food waste. Paper waste. Human waste. manure. sewage. Sewage sludge – Glass, metals, electronic devices, computer parts,...
by Sunday | Mar 18 | Chemistry WAEC
I. Calcium has high ionization energy. II. Calcium has low ionization energy. III. Chlorine has high electron affinity. IV. Chlorine has high Ionization energy. A. I and Il only B. I, II and IV only C. II, IIl and IV only D. I, II, III and IV Correct Answer: Option C...
by Sunday | Mar 18 | Chemistry WAEC
A. amount of distilled water that is added to the concentrated solution to dilute it B. Quantity of distilled water added to l dm3 of the concentrated solution to give the dilute solution C. number of times the volume of the concentrated solution is diluted to give...
by Sunday | Mar 18 | Chemistry WAEC
A. Molarity B. Molar mass C. Mass concentration D. Molality Correct Answer: Option C = Mass concentration