Answers 50cm 3 of a saturated solution of potassium trioxonitrate (V)at 40°C contains 5.05g of the… 50cm 3 of a saturated solution of potassium trioxonitrate (V)at 40°C contains 5.05g of the salt. What is… Read More
Answers The oxidation number of chlorine is + 1 in The oxidation number of chlorine is + 1 in A. KCIO 3 B. CI 2O 7 C. ZnCI2… Read More
Answers What is the voltage of the cell represented at Zn(s) Zn 2+(aq) /Cu2+(aq) /Cu(s) given… What is the voltage of the cell represented at Zn(s) Zn 2+(aq) /Cu2+(aq) /Cu(s) given that for Cu… Read More
Answers Catalytic hydrogenation of oils results in the production of Catalytic hydrogenation of oils results in the production of A. soaps B. detergents C. alkanes D. butter E.… Read More
Answers The electronic configuration of two atoms X and Y are as follows: X – 1s… The electronic configuration of two atoms X and Y are as follows: X – 1s 2 2s 22p… Read More
Answers Which of the following is a condition for a spontaneous reaction? Which of the following is a condition for a spontaneous reaction? A. ∆H -T is zero B. ∆H-T∆… Read More
Answers Which of the following statements is not true of tin? it Which of the following statements is not true of tin? it A. is a p-block element B. is… Read More
Answers What quantity of copper will be deposited by the same quantity of electricity that deposited… What quantity of copper will be deposited by the same quantity of electricity that deposited 9.0g of aluminum?… Read More
Answers The following are s-block elements except The following are s-block elements except A. lithium B. magnesium C. potassium D. calcium E. aluminium Correct Answer:… Read More
Answers Given that for the reaction. N2(g) + 3H2(g) ⇌ 2NH3(g) ∆H = -92kJ. What is… Given that for the reaction. N2(g) + 3H2(g) ⇌ 2NH3(g) ∆H = -92kJ. What is the enthalpy of… Read More