by Sunday | Oct 15 | Chemistry JAMB
A. Burning B. Adsorption C. Evaporation D. Absorption Correct Answer: Option B – Adsorption
by Sunday | Oct 15 | Chemistry JAMB
A. 14.29% B. 25.39% C. 50.79% D. 59.25% Correct Answer: Option D – 59.25% Explanation Al2(SO4)3. 2H2O 2 * 27 + 3*32 + 14 * 16 + 4 * 1 = 54 + 96 + 224 + 4 = 378 % O2 = (224/378) * (100/1) =...
by Sunday | Oct 15 | Chemistry JAMB
A. Burning kerosene B. Freezing ice cream C. Exposing white phosphorus D. Dissolving calcium in water Correct Answer: Option B – Freezing ice cream
by Sunday | Oct 15 | Chemistry JAMB
A. 22.4 dm³ B. 33.6 dm³ C. 44.8 dm³ D. 67.2 dm³ Correct Answer: Option D – 67.2 dm³ Explanation 2KClO3 → 2KCl + 3O2 3 moles of oxygen is produced 1 moles of oxygen is 22.4 dm³ 3 moles of oxygen is 67.2...
by Sunday | Oct 15 | Chemistry JAMB
A. A monomer B. The single bond C. The double bond D. A polymer Correct Answer: Option C – The double bond
by Sunday | Oct 15 | Chemistry JAMB
A. Bromine water B. Acidified KMnO4 C. Copper (I) chloride D. Bromine gas Correct Answer: Option C – Copper (I) chloride
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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