Preparation of (250 mL of 0.1M) Standard Solution of Oxalic Acid
 1) What is the equivalent mass of oxalic acid? 90 g 45 g 63 g 126 g

 2) What is the amount of oxalic acid required to prepare 1000 ml of 1 N oxalic acid? 0.63 g 6.3 g 0.063 g 63 g

 3) Calculate the molar mass of oxalic acid? 0.63 g 126 g 90 g 63 g

 4) Calculate the oxalic acid required to prepare 100 ml 0.1 M oxalic acid? 12.6 g 1.26 g 126 g 0.126 g

 5) What amount of oxalic acid is required to prepare 250 mL 0.1 N solution ? 1.275 g 1.550 g 1.575 g 5.575 g

 6) The weight of oxalic acid that will be required to prepare a 1000 mL(N/20) solution is 126/20 g 126/100 g 63/40 g 63/20 g

 7) What is the mass of oxalic acid taken to make M/40 solution ? 0.05 g 2.25 g 1.25 g 0.03 g

 8) If 1.26 g of oxalic acid dissolves in 250 ml of solutions then it’s normality is 1.15 N 0.07N 0.08N 0.06N

 9) What is the required amount of oxalic acid to prepare 0.05M solution in 250ml? 1.575mg 2g 15.75g 1.575g

 10) Statement A : Tap water is used for the preparation of solution in laboratory because it is essentially inert. Statement B : Distilled water is contains H and C only. Both are wrong Statement B is correct and A is correct Statement A is correct B is wrong Statement B is correct and A is wrong