by Sunday | Dec 10 | Chemistry WAEC
A. CaCl2 B. CaSO4 C. NaCl D. Na2SO4 Correct Answer: Option B B. CaSO4
by Sunday | Dec 10 | Chemistry WAEC
A. Fractional distillation B. The determination of pH C. The determination of saturation in hydrocarbons D. Solvent extraction Correct Answer: Option D D. Solvent extraction
by Sunday | Dec 10 | Chemistry WAEC
A. Aluminium oxide B. Magnesium oxide C. Sodium oxide D. Silver oxide Correct Answer: Option D D. Silver oxide
by Sunday | Dec 10 | Chemistry WAEC
A. CH3COOONa B. Mg(OH)Cl C. NaHSO4 D. (NH4)2SO4 Correct Answer: Option D D. (NH4)2SO4
by Sunday | Dec 10 | Chemistry WAEC
The following diagram illustrates the rate curve that was obtained when Mg reacted with excess dilute HCl. A. The reaction was slowed down B. All the dilute HCl has reacted C. All the Mg has reacted D. Hydrogen gas is produced at a steady rate Correct Answer: Option D...