by Sunday | Oct 9 | Chemistry JAMB
A. 0.05 mol-³ HCI and 5g powdered CaCO3 B. 0.05 mol-³ HCI and 5g lump CaCO3 C. 0.10 mol-³ HCI and 5g powdered CaCO3 D. 0.025 mol-³ HCI and 5g powdered CaCO3 Correct Answer: Option C = 0.10 mol-³ HCI and 5g powdered CaCO3
by Sunday | Oct 9 | Chemistry JAMB
A. mixing of gases B. freezing of water C. the condensation of vapour D. solidifying candle wax Correct Answer: Option A – mixing of gases
by Sunday | Oct 9 | Chemistry JAMB
A. electrons flow from zinc to M B. M is more electropositive than zinc C. M is more electonegative than zinc D. zinc is more electropositive than M Correct Answer: Option B – M is more electropositive than zinc
by Sunday | Oct 9 | Chemistry JAMB
A. -3 B. -1 C. +1 D. +3 Correct Answer: Option D = +3
by Sunday | Oct 9 | Chemistry JAMB
A. 22.40 dm³ B. 11.20 dm³ C. 2.24 dm³ D. 1.12 dm³ Correct Answer: Option D – 1.12 dm³