Answers Which of the following is observed when a solution of iron (III) chloride is mixed… Which of the following is observed when a solution of iron (III) chloride is mixed with a solution… Read More
Answers The metal that will react with water only in the form of steam to librate… The metal that will react with water only in the form of steam to librate hydrogen gas is?… Read More
Answers A solution containing chloride ions gives white precipitate with silver trioxonitrate(V) Solution. The precipitate will… A solution containing chloride ions gives white precipitate with silver trioxonitrate(V) Solution. The precipitate will be insoluble in… Read More
Answers The oxide that remains unchanged when heated in hydrogen is? The oxide that remains unchanged when heated in hydrogen is? A. CuO B. Fe2O3 C. PbO2 D. ZnO… Read More
Answers A gas that turns a filter paper previously soaked in lead ethanoate solution black is? A gas that turns a filter paper previously soaked in lead ethanoate solution black is? A. hyrogen chloride… Read More
Answers 3CuO(s) + 2NH3(g) → 3Cu(s) + 3H2O(I) N2(g) (i). 2NH3(g) + 3Cl2(g) → 6HCl(g) +… 3CuO(s) + 2NH3(g) → 3Cu(s) + 3H2O(I) N2(g) (i). 2NH3(g) + 3Cl2(g) → 6HCl(g) + N2(g) (ii). 4NH3(g)… Read More
Answers Mg2+(aq) + 2e->(aq) → Mg(s)E°(volts) = 2.370 Zn2+(aq) + 2e->(aq) → Zn(s)E°(volts) = -0.763 Cds2+(aq)… Mg2+(aq) + 2e–>(aq) → Mg(s)E°(volts) = 2.370 Zn2+(aq) + 2e–>(aq) → Zn(s)E°(volts) = -0.763 Cds2+(aq) + 2e–>(aq) →… Read More
Answers 2Cl2(g) + 2H2O(g) 4HCl(g) + O2(g) ∆H° = +115KJ mol-1. In the above equilibrium reaction,… 2Cl2(g) + 2H2O(g) 4HCl(g) + O2(g) ∆H° = +115KJ mol-1. In the above equilibrium reaction, a decrease in… Read More
Answers 2X(g) + Y(g) → Z(g): In the equation above, The rate of formation of Z… 2X(g) + Y(g) → Z(g): In the equation above, The rate of formation of Z is found to… Read More
Answers Soap lather is an example of a colloid in which a? Soap lather is an example of a colloid in which a? A. liquid is dispersed in gas B.… Read More