by Sunday | Oct 13 | Chemistry JAMB
A. 135.0 cm³ B. 180.0 cm³ C. 45.0 cm³ D. 90.0 cm³ Correct Answer: Option D – 90.0 cm³ Explanation CH4(g) + 2O2(g) → 2H2O(g) + CO(g) 1 volume of methane will react with 90 cm3 of oxygen at s.t.p
by Sunday | Oct 13 | Chemistry JAMB
A. Mass spectrometric experiment B. Oil-drop experiment C. Scattering α – particles D. Discharge-tube experiment Correct Answer: Option B – Oil-drop experiment Explanation In 1909, Robert Millikan and Harvey Fletcher conducted the oil drop experiment to...
by Sunday | Oct 13 | Chemistry JAMB
A. 15.50 g B. 7.10 g C. 3.55 g D. 1.80 g Correct Answer: Option C – 3.55 g
by Sunday | Oct 13 | Chemistry JAMB
A. -4 B. -2 C. +4 D. -8 Correct Answer: Option B = -2
by Sunday | Oct 13 | Chemistry JAMB
A. 0.015 mole B. 0.038 mole C. 3.800 moles D. 1.500 moles Correct Answer: Option A – 0.015 mole Explanation Number of moles = (conc. in mol/dm³ X volume in cm³)/1000 (0.75 X 20)/100 = 0.015 mole
by Sunday | Oct 13 | Chemistry JAMB
A. a decrease in the free energy of the solution B. a decrease in the entropy of the solution C. a lowering of the temperature of the solution D. an increase in the entropy of the solution Correct Answer: Option D – an increase in the entropy of the...
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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