A. Sodium B. Silver C. Potassium D. Copper Correct Answer: Option C C. Potassium
CuO(s) + H2(g) → Cu(s) + H2O(1) A. Cu B. CuO C. H2 D. H2O Correct Answer: Option C C.…
A. At the anode B. At the cathode C. Through the salt bridge D. In the aqueous solution Correct Answer:…
A. Undissolved solute and the solvent B. Dissolved solute and the solvent C. Dissolved solute and the undissolved solute D.…
A. Be a covalent compound B. Have strong electrostatic forces of attraction C. have a high melting point D. Conduct…
A. CaCl2 B. CaSO4 C. NaCl D. Na2SO4 Correct Answer: Option B B. CaSO4
A. Fractional distillation B. The determination of pH C. The determination of saturation in hydrocarbons D. Solvent extraction Correct Answer:…
A. Aluminium oxide B. Magnesium oxide C. Sodium oxide D. Silver oxide Correct Answer: Option D D. Silver oxide
A. CH3COOONa B. Mg(OH)Cl C. NaHSO4 D. (NH4)2SO4 Correct Answer: Option D D. (NH4)2SO4
The following diagram illustrates the rate curve that was obtained when Mg reacted with excess dilute HCl. A. The reaction…