You are given 25.00 mL of a hydrochloric acid solution of unknown concentration.  You find it requires 34.41 mL of a 0.1950 M NaOH solution to exactly neutralize this sample (phenolphthalein was used as an indicator). What is the molarity (M) of the HCl solution?  What is the percentage of HCl in the solution?  Assume the density of the solution is 1.00 g/mL

Q: When 4.36 g of sodium hydroxide are added to 125 mL of 3.80×10−1 M HCl, what is the concentration,…

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Q: You dissolve 1.029 grams of an unknown triprotic acid in water. This solution is exactly neutralized…

A: Given, Molarity = 0.435 M Volume of Solution = 17.53 mL = 0.01753 L Mass of unknown acid = 1.029 g…

Q: 7. A sample contains an unknown amount of succinic acid, H₂C4H4O4. If 0.3902 g of the sample…

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Q: Consider a 0.5 M solution of calcium phosphate.  What is the concentration, in M, of calcium ions in…

A: Ans As we know the calcium phosphate is a strong electrolyte so it will dissociate its possible ions…

Q: Analysis of a solution of NaOH showed that 42.67 mL of 0.485 M HNO3 was needed to titrate a 25.00-mL…

A: Given: 42.67mL of 0.485M  HNO3 titrated with 25.00mL sample of NaOH. To find: concentration of the…

Q: The concentration of a sodium hydroxide solution is to be determined. A 61.76 mL sample of 0.64 M…

A: Given :  Concentration of HCl = 0.64 M  Volume of HCl sample = 61.76 ml  Volume of NaOH = 48.7 ml

Q: concentration

A: Dear student I have given answer to your question in the image format.

Q: 15.0 mL of unknown HCI solution was titrated by 0.15 M of NaOH. 37.78 mL of that NaOH solution was…

A: The neutralisation reaction taking place is  NaOH + HCl ------> NaCl + H2O

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 4.4 g of iron are to be…

A: Metals are very essential in reducing as they have their nature, they donate electrons very easily.…

Q: Calculate the concentration of an aqueous solution with a volume of 350 mL in which 10.5 g of…

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Q: In the titration of a solution of sodium hydroxide, an acid titrant was prepared by diluting 125.0…

A: Given: Acid used for neutralization: HNO3 Base used for neutralization: NaOH Initial volume of HNO3…

Q: 3. Samples of acid rain are brought to a laboratory for analysis. Several titrations are per is…

A: The question is based on the concept of titrations.   we are titrating  an acid with a  base. we…

Q: A 10.0 mL sample of an HCl solution is titrated with a 1.00 M NaOH solution. The neutralization…

A: For NaOH solution, Concentration of NaOH solution = 1.00 M = 1.00 mol/L Volume of NaOH solution =…

Q: A 25.0 mL solution of HCl is neutralized with 18.2 mL of 0.240 M Ba(OH)₂. What is the concentration…

A: The reaction between HCl and Ba(OH)2 will form salt and water as product.

Q: A 0.8159 g sample of HCl was placed into a 50 mL volumetric flask and the sample was thoroughly…

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Q: A 0.09948 M solution of NaOH was used to titrate a solution of an unknown concentration of HCl. A…

A: Molarity of the HCl solution can be determined using the given expression,

Q: The reaction between calcium carbonate and hydrochloric acid is; CaCO3(s) + 2 HCl (aq)→ CaCl2(aq) +…

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Q: amount of Aluminum hydroxide required to completely neutralized 20.0 mL of 0.100 M sulfuric acid. If…

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Q: 7. A sample contains an unknown amount of succinic acid, H,C4H,O4. If 0.3902 g of the sample…

A: The neutralization reaction will be as follows: H2C4H4O4 + 2NaOH -----------> 2H2O + Na2C4H4O4…

Q: When a weak acid is being titrated with a strong base, what species are left in the flask at the…

A: When weak acid HF is titrated with a strong base NaOH then HF is taken in the conical flask or…

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 3.7 g of iron are to be…

A: The question is based on reaction Stoichiometry. we have been given mass of iron. we need to…

Q: A solution is prepared as 0.1950 M HCl. A volume of 25.00 mL of this solution is transferred to a…

A: Record the given data, Molarity of stock solution M1 = 0.1950 M Initial volume = 25 mL Final volume…

Q: A 0.774 g sample of a monoprotic acid is dissolved in water and titrated with 0.180 M NaOH. What is…

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Q: 10.0 mL sample of an HCl solution is titrated with a 1.00 M NaOH solution. The neutralization…

A: Volume of HCl solution= 10 mL Molarity of NaOH= 1.0 M Volume of NaOH solution= 2.45 mL Molarity is…

Q: I have 28.63 mL of an unknown-concentration Mg(OH)2 (aq) solution. I find that, when I add 23.33 mL…

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Q: A 1.22 g sample of KHP is used to titrate a NaOH solution.  A student finds that it requires 15.00…

A: Given: Mass of KHP used = 1.22 g. And volume of NaOH solution required = 15.00 mL = 0.015 L…

Q: A 3.664-g sample of a monoprotic acid was dissolved in water. It took 20.27 mL of a 0.1578 M NaOH…

A: let monoprotic acid be HA which reacted with NaOH as: HA + NaOH → NaA + H2O Molarity of NaOH =…

Q: A 2.987-g sample of a monoprotic acid was dissolved in water. It took 23.78 mL of a 0.1238 M NaOH…

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Q: Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory to…

A: This question can be solved using moles concepts. Given data: *Molarity of KOH is 0.195 M. *Mass oh…

Q: A 25.0 mL solution of HCl is neutralized with 14.6 mL of 0.240 M Ba(OH)₂. What is the concentration…

A: Balanced chemical equation:2HCl +  Ba(OH)2  ------->   BaCl2  +   2H2OSo, Number of moles of HCl…

Q: A 25.0 mL solution of HCl is neutralized with 12.7 mL of 0.240 M Ba(OH)₂. What is the concentration…

A: Balanced chemical equation: 2HCl +  Ba(OH)2  ------->   BaCl2  +   2H2O So, Number of moles of…

Q: Iron reacts with HCl solution to give H2 gas and Fe2+ ions. Suppose that 4.4 g of iron are to be…

A: The required balanced chemical reaction is given below.

Q: A quantity of 16.68 mL of a KOH solution is needed to neutralize 0.5458 g of KHP. What is the…

A: Given  Volume of KOH  = 16.68 mL                            = 16.68 × 10-3 Liter          ( 1 mL =…