Calculate the molarity of NaOH in the solution prepared by dissolving its 4 g in enough water to form 250 mL of the solution.

Calculate the molarity of KOH in solution prepared by dissolving 5.6 g in enough water to form 250 mL of the solution.

Calculate the molarity of KOH in solution prepared by dissolving 5.6 g in enough water to form 250 mL of the solution.

Calculate the molarity of KOH in solution prepared by dissolving 5.6 g in enough water to form 250 mL of the solution.

Calculate the molarity of a solution prepared by dissolving its 4g NaOH in enough water to form 250mL of the solution.

i) Arrange the following metals in the order in which they displace each other from the solution of their salts. Al, Cu, Fe, Mg and Zn ii) Calculate the molarity of sodium carbonate in a solution prepared by dissolving 5.3 g in enough water to form 250 ml of the solution.

Calculate the molarity of NaOH solution prepared by disolving '4g' of it in 250ml of water.

Calculate the pH of the solution prepared by dissolving 0.3 g of NaOH in water to give 200 mL of solution.