by Sunday | Oct 12 | Chemistry JAMB
A. decrease across the period and increase down the group B. increase across the period and decrease down the group C. decrease across the period and down the group` D. increase across the period and down the group Correct Answer: Option A – decrease across the...
by Sunday | Oct 12 | Chemistry JAMB
A. Moseley B. Rutherford C. Millikan D. Dalton Correct Answer: Option B – Rutherford
by Sunday | Oct 12 | Chemistry JAMB
A. solid particles have more kinetic energy than the particles of liquid and gases B. solid particles have less kinetic energy than the particles of liquid and gases C. solid particles have less restriction in their movement than liquid and gas particles D. the...
by Sunday | Oct 12 | Chemistry JAMB
A. 243.75 cm³ B. 369.23 cm³ C. 738.46 cm³ D. 1733.36 cm³ Correct Answer: Option B – 369.23 cm³ Explanation P1V1= P2V2 800 * 300 = 650 * V2 V2 = (800 * 300)/650 = 369.23 cm³
by Sunday | Oct 12 | Chemistry JAMB
2Na(s) + 2H2O(l) → 2NaOH(aq) + H2(g) A. 0.40g B. 0.80g C. 4.00g D. 8.00g Correct Answer: Option C – 4.00g Explanation 2Na(s) + 2H2O(l) → 2NaOH(aq) + H2(g) Relative molecular mass of NaOH = 23 + 16 + 1 = 40gmol-1 2 X 23g of sodium react with water to produce → 2...
by Sunday | Oct 12 | Chemistry JAMB
A. lower the melting point of the ice B. increase the density of the ice C. make the ice impure D. raise the melting point of the ice Correct Answer: Option A – lower the melting point of the ice
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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