65.0 mL of 0.250 M LiCl is added to a 1.000 L volumetric flask and the flask is filled with water. Calculate the [Li⁺] concentration in the diluted solution.

Q: A student in a lab mixes 20.0 mL of 5.00 M magnesium chloride solution with 40.0 mL of 2.00 M lead…

A: In solution lead nitrate , Pb(NO3)4 dissociate as Pb2+ + 4 NO3- Thus concentration of NO3- in the…

Q: 1. How many grams of magnesium hydroxide are needed to neutralize 292g of HCL ? How many grams of…

A: Answer :-  a) Mass of Mg(OH)2 needed to neutralize 292 g HCl = 233.2 g  b) Mass of MgCl2 produced =…

Q: Hydrobromic acid can be purchased as 40.0% solution. The density of this solution is 1.38 g mL-1.…

A: Molar concentration of HBr = 6.82 mole/liter.

Q: What volume of hydrogen gas forms at SATP when 0.85 g of magnesium metal reacts with excess HCl…

A: The reaction taking place is  Mg + 2 HCl ------> MgCl2 + H2  Hence from the above reaction, we…

Q: 12.9 grams of Ca(OH)2 is dissolved to create a 1.7L solution. Calculate the molarity of our created…

A: Given,  Mass of Ca(OH)2 is 12.9 grams Volume of solution is 1.7 L Formula Used,  moles, n=given…

Q: What is the total molar concentration of all the ions in 0.0450 M solutions of the following salt in…

A: Given information:Concentration of KCl is 0.0450 M.

Q: The beaker contains 25. 00 mL of an unknown concentration of a CH3COOH aqueous solution and the…

A: An equation is called a balanced equation when the overall charge and mass of the reactants and…

Q: How much water must be added to 600 mL of a 1.5 mol/L Fe2Cl3 solution to make the concentration of…

A: One molar (1 M) Fe2Cl3 means one mole Fe2Cl3 is present in one liter of the solution. Each mole of…

Q: If 94.92 mL of a solution of HCI are equivalent to 43.76 mL of a solution of NaOH and if 49.14 mL of…

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Q: Titration reveals that 11.6 mL of 3.0 M sulfuric acid are required to neutralized the sodium…

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Q: What is the concentration of the stock solution used if 48.85 mL are added to water to obtain 866 mL…

A: Consider the given information is as follows; Concentration of stock solution M1 = ? Volume of stock…

Q: What volume of a 0.282 M hydrobromic acid solution is required to neutralize 24.5 mL of a 0.102 M…

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Q: Amy, your supervisor has just asked you to prepare 500ml of 2.50M HClO4 solution for tomorrow's…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: Suppose 69.0 mL of 0.290 M CoCl2 solution is added to 21.0 mL of 0.350 M NiCl2 solution. Calculate…

A: Interpretation: The Concentrations of the solution for each of ions have to be determined in moles…

Q: Calculate the molar concentration of the solution when 20.06 grams of CaBr2 is dissolved in water…

A: Number of moles of a chemical compound is used to measure the amount of compound in the given…

Q: Assume that 20.5 mL of sulfuric acid completely neutralizes 18.25 mL of a solution of 0.285 M sodium…

A: Volume of sulfuric acid = 20.5 mL Volume of NaOH = 18.25 mL Molarity of NaOH = 0.285 M

Q: A solution of sodium carbonate contains 5.603 g of Na2CO3 in 250.0 mL of solution. Calculate the…

A: The question is based on the concept of molarity.    it is defined as number of moles of solute…

Q: The one at pH 9.0 has a concentration of 10^-9 of H+, and the one at pH 10.0 has a concentration of…

A: Here we have to calculate value of x and y

Q: A solution of hydrogen peroxide (H2O2) in water with a volume of 50.0 mL is diluted by adding 70.0…

A: NOTE : Since you've posted multiple sub-parts,we'll solve first three sub-parts for you. To get the…

Q: A stock solution will be prepared by mixing the following chemicals together: 3.0 mL of 0.00200 M…

A: Molarity of Fe(NO3)3 used, C = 0.200 M  Volume of 0.200 M Fe(NO3)3 used, V = 10.0 mL

Q: What mass of hydrogen gas can be produced when a 7.35 g chunk of zinc dissolves in 500. mL of 1.200…

A: Given :-  Mass of Zn = 7.35 g  Molarity of HCl solution = 1.200 M  Volume of HCl solution = 500. mL…

Q: What is the final molar concentration of H+ in solution

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Q: Generally, only the carbonates of the Group 1 elements and the ammonium ion are soluble in water;…

A: Calcium chloride  reacts with sodium carbonate to get calcium carbonate. Molarity = moles/volume of…

Q: The Stock Solutions cabinet is under the Stockroom Explorer.

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: Which solution has the largest molarity of lithium ion? O 0.25 M lithium phosphate O 0.25 M lithium…

A:

Q: . 2.00 grams of Sodium hydroxide was dissolved in water up to 500 mL. Calculate the Normality of the…

A:

Q: volume

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Q: 76.4 mL of 0.25 M lithium hydroxide are needed to completely neutralize 250.0 mL of a solution of…

A: Using stoichiometric ratio we can determine how many moles of H2SO4 neutralises. From that we can…

Q: Which of the following would require the largest volume of 0.100 M sodium hydroxide solution for…

A: Interpretation: The largest volume needed for 0.100M sodium hydroxide solution for neutralization is…

Q: What is the concentration of Zn2+ in parts per million when 0.076 g of the chloride salt is…

A: Well, since it is given chloride salt, and it contains zink so the salt must be ZnCl2.  We know…

Q: A student uses 9.70 mL of 0.250 M hydrochloric acid to titrate 54.0 mL of potassium hydroxide.  What…

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: What is the concentration of Pb2+ in parts per million when 0.087 g of the chloride salt is…

A:

Q: What is the concentration of a 55.1555.15 mL solution of HBr that is completely titrated by…

A: The balanced equation that depicts the reaction between HBr and NaOH is as follows, HBr + NaOH…

Q: 0.987 L of KOH is placed in a beaker. This KOH has a concentration of 9.55 mol/L. It is titrated by…

A: Volume of KOH = 0.987 L  Molarity of KOH = 9.55 mol / L  Therefore, moles of KOH = molarity of KOH *…

Q: Identify whether the following processes are run at constant volume and which are run at constant…

A: Given processes,    (a) an acid-base titration    (b) decomposing CaCo3 by heating limestone in a…

Q: A NaOH solution is added to 1.200 g of KHP until a pink color persists for 30 seconds. The initial…

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Q: a student dissolves 55.0 mg lithium phosphate in enough water to make 250.0 ml of solution. What is…

A: Concept: Normality is the number of gram or mole equivalents of solute present in one litre of a…

Q: Calculate the concentration in mol/L of a KHP solution made by dissolving 1.5594g KHP in enough…

A: Given : Mass of KHP i.e Potassium hydrogen phthalate (C8H5KO4 ) = 1.5594 g And volume of solution =…

Q: Calculate the new molarity if each of the following dilutions is made. Assume the volumes are…

A:

Q: Calculate the concentration of the chemist's working solution.

A: Given :- Initial concentration of solution =18.8μmol/L  Initial volume of solution = 20.0 mL  Final…

Q: .. A solution of NaOH has a oxalic acid (MW 126.0) titer of 9.45 mg/mL. Calculate the normality of…

A: Quatity of Oxalic acid = 9.45 mg/mL We know that., 1 mg/mL = 1 g/L Therefore., Quatity of Oxalic…

Q: The antibiotic gramicidin A can transport Na+ ions into a certain cell at the rate of 5.0 × 107 Na+…

A: The transport rate of Na+ ions = 5.0 × 107 Na+ ions/channel · s  The concentration of Na+ ions, M =…

Q: Consider a 0.238 M aqueous solution of sodium hydroxide, NaOH, How many individual hydroxide ions…

A: 0.238 M of NaOH solution means 0.238 moles of NaOH are there in 1000 ml of solution. So no of moles…

Q: 55 ml of water is added to 25 ml of .119 M NaCl solution. what is the new molarity

A: Dilution has no significant effect on solutes moles but it reduces the solution's concentration. Due…

Q: 10.0 ml of 1.15 M chlorous acid is added to 1.00 L. of water. Determine the new concentration of…

A: From data  M = 1.15 M  V of acid = 10.0 mL = 0.01 L  V of water = 1 L  Formula used Molarity =…

Q: 5. What is the concentration of calcium ions in 350. mL of an aqueous solution containing 7.50 g…

A: We have to calculate the concentration of Ca+2 ions .

Q: Initial Cu2+ Concentrations of 0.16 M, 0.080 M, 0.040 M, and 0.016 M. 1.00 mL of each solution is…

A: Beaker 1: Initial concentration of Cu+2 = 0.16M  Initial volume of Cu+2 = 1 ml After addition total…

Q: Vinegar contains 5.0 g of acetic acid, CH;COOH, in 100.0 mL of solution. Calculate the molarity of…

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Q: If 33.82 ml of an HNO3 solution of unknown molarity requires 29.95 ml of 0.100M NaOH solution to be…

A: