by Sunday | Sep 16 | Chemistry JAMB
A. Phosphorus-32 B. Cobalt-60 C. Carbon-14 D. Iodine-131 Correct Answer: Option B – Cobalt-60
by Sunday | Sep 16 | Chemistry JAMB
A. 0.05 moldm-³ B. 0.30 moldm-³ C. 0.50 moldm-³ D. 0.40 moldm-³ Correct Answer: Option C – 0.50 moldm-³ Explanation 2g NaOH is contained in 100cm³ Xg NaOH is contained in 1000cm³ Xgram = (2×1000)/100 = 20g Mole = 20/40 =...
by Sunday | Sep 16 | Chemistry JAMB
A. Tanning B. Bottling C. Laundry D. Dyeing Correct Answer: Option B – Bottling
by Sunday | Sep 16 | Chemistry JAMB
A. They have a different number of carbon atoms B. They are members of the same homologous series C. They have the same boiling points D. They have the same chemical properties Correct Answer: Option B – They are members of the same homologous...
by Sunday | Sep 16 | Chemistry JAMB
A. Dilute ammonia B. Benedict’s solution C. Tollen’s reagent D. Sodium hydroxide solution Correct Answer: Option C – Benedict’s solution
by Sunday | Sep 16 | Chemistry JAMB
A. Red B. Yellow C. Pink D. Blue Correct Answer: Option D – Blue