Imdadul Haque posted an Question

October 19, 2020 • 21:24 pm 30 points

Al xercise-3 1. how many millilitres of 0.1 n hsoi solution will be required for complete reaction with a solution containing 0.125 g of pure na:cos: a).0 b) 25

Al XERCISE-3 1. How many millilitres of 0.1 N HSOi solution will be required for complete reaction with a solution containing 0.125 g of pure Na:COs: a).0 b) 25.6 ml (C) 26.3 mL d) 32.6 ml 2. 25 ml of HSO. solution reacts completely with 1.06 g of pure NazCOs, what is the normality ot this acid solution: b) 0.5 N d (a) 0.8 N (a) .8 N certain weight of pure CaCOs is made to react completely with 200 mL of a HCl solution to give 224 mL of CO; gas at STP. The normality of the HCI solution is: B. (a) 0.05 0.1N (c) 1.0N d) 0.8 N 10 mL ofI NHCI is mixed with 20 mlL of I M H,SO and 30 mlL of 1 M NaOH. The resultant solution has: (a) 20 meq. OrH 1ons (C) O meq. of H or OH (6) 20 meq.of OH (d) 30 milli moles of H The volume strength of1.5 NH:0: solution is: (a) +.8 V . (C) 3V (d) 8V 6. Find the volume strength of H:0; solution prepared by mixing of 250 ml.of 3N H;02 and 750 mL of INH;02 solution: (a) 1.5 v Solution: () 5.6 V b) 8.4 )11.2V . Which of the following solutions will exactly oxidize 25 mlL of an acid solution of 0.1 M iron() oxalate: (a) 25 mL of 0.1 M KMnO4 (c) 25 mL of 0.6 M KMnO b) 25 mlL of 0.2 M KMnO4 (d) 15 mLof 0.1 M KMnO4 NAT . A student performs a titration with different burettes and finds titre values of 25.2 ml, 25.25 1. A studen The number of significant figures in the avce

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