What volume of water should be added to 100.0 mL of a 0.500 N Cr2(SO4)3·18H2O solution to obtain a final concentration of 0.075 M? Show complete solution *Also find the number of replaceable ions (n)

Q: 3.00- g sample of an alloy of Pb Lead was dissolved in nitric acid (HNO3). Sulfuric acid was added…

A: First Calculate mole by dividing Molar mass to the mass  Then use mole -mole relationship to get…

Q: 55.90 grams of Fe(NO3)3 are dissolved in enough water to prepare 900.0 ml of solution. Calculate the…

A: Molarity of a solution is defined as the moles of solute present in one litre of solution.

Q: In the laboratory you are given the task of separating Ag" and Co" ions in aqueous solution. For…

A: If either of the given ions forms a precipitate on reaction with the reagent to the mixture then the…

Q: In the laboratory you are given the task of separating Pb²* and Fe2* ions in aqueous solution.

A:

Q: The average human body contains 5.90 L L of blood with a Fe2+ F e 2 + concentration of 2.90×10−5 M M…

A: Given: Volume of blood = 5.90 L Molarity = Volume  of NaCN = 6.00 mL Concentration of NaCN = 20.0…

Q: 1).  Determine the concentration of a solution prepared by diluting 25.0 mL of a stock 0.188 M…

A: Since, this is multiple questions we are answering first question.

Q: In the laboratory you are given the task of separating Ca and Fe" ions in aqueous solution. For each…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: The titration of an impure sample of KHP  found that 30.00 mL of 0.050 M  NaOH was required to react…

A: Percentage of KHP can be calculated using formula: Percentage of KHP = (mass of KHP / mass of…

Q: 1. If 8.5 g of pure ammonium phosphate, (NH₂),PO,(s), is dissolved in distilled water to make 400 mL…

A: Dear student , since you have posted multiple questions we are allowed to solve only first question…

Q: A sample of 0.7960 g of an unknown compound containing barium ions (Ba5 is dissolved in water and…

A: The given compound is BaSO4. The molar mass of BaSO4 = Molar mass of Barium + Molar mass of Sulphur…

Q: Calculate the molarity of each of these solutions. a. A 4.053-g sample of NaHCO3 is dissolved in…

A:

Q: Write the balanced NET ionic equation for the reaction when Al(NO3)3 and Na3PO4 are mixed in aqueous…

A:

Q: O A chemical engineer determines the mass percent of iron in an ore sample by converting Fe to Fe in…

A: The balanced reaction taking place is given as, Given : Concentration of KMnO4 = 0.03190 M Volume…

Q: In the laboratory you are given the task of separating Pb2+ and Ag+ ions in aqueous solution.   For…

A:

Q: How many ions are produced when c6h12o6 dissolves in water?

A: C6H12O6 is glucose which is not an electrolyte. This is when dissolved in the water would lead to no…

Q: In the laboratory you are given the task of separating Ba2+ and Zn2+ ions in aqueous solution. For…

A:

Q: Write the balanced NET ionic equation for the reaction when CaCl₂ and Na₃PO₄ are mixed in an aqueous…

A: While balancing the reaction , mass and charge should be balanced in both side of reaction. It…

Q: Question 89, Chapter 5 of General Chemistry 11th Edition, by Petrucci. The active ingredients in a…

A: The balanced chemical equation between aluminium hydroxide and magnesium hydroxide with hydrogen…

Q: What mass of FeCl3 must be dissolved in enough water to give 716. mL of solution having a final…

A: Given : Concentration of chloride ion i.e Cl- ion = 2.86 M Volume of solution = 716 mL = 0.716 L…

Q: 2AgNO3(aq)+MgCl2(aq)→2AgCl(s)+Mg(NO3)2(aq) What mass of silver chloride can be produced from 1.67 LL…

A: Given Volume of AgNO3 = V =1.66 L Concentration of AgNO3 = M = 0.112M Moles of AgNO3 = V x    M…

Q: 50 mL of 0.5 M NaCl solution was diluted with 250 mL H20, the number of sodium atoms in the final…

A: To calculate the number of sodium atoms , first we would calculate the moles of NaCl and them moles…

Q: Determine how many moles of NaOH are required to neutralize a solution containing 1.356 g of KHC3H20…

A:

Q: 3.682 g sample of KClO3 is dissolved in enough water to give 375. mL of solution. What is the…

A:

Q: In the laboratory you are given the task of separating Ca* and Ba** ions in aqueous solution. For…

A: N - Na2SO4 Y - NaOH ( Ca(OH)2 - white precipitate and Ba(OH)2 - no precipitate ) N - KBr

Q: 3. Assume that 2.4886 g of K½C13O, is dissolved in enough water to make 100.0 mL of solution. (a)…

A:

Q: In the laboratory you are given the task of separating Ba2+ and Co2* ions in aqueous solution. For…

A: For the reagents listed below we categorized as whether it will form precipitate or not and if so it…

Q: a) What mass of strontium nitrate (Sr(NO3)2) would be required to prepare 2.000 L of a 0.0180 M…

A:

Q: The mercury in a 1.9458 g sample was precipitated as Hg5(IO6)2  by treatment with an excess of…

A: Given  mass of sample = 1.9458 g mass of precipitate Hg5(IO6)2 = 0.5218 g    Required data -…

Q: _(NH4)2SO4( ) + _PBC12( _PbSO4( ) + _NH4C1 (

A: To balance the reaction , there must be equal number of ions or atoms in both side of the chemical…

Q: Potassium permanganate in acidic solution is used to titrate a solution of iron(II) ions, with which…

A:

Q: Give the net ionic equation for the reaction (if any) that occurs when aqueous solutions of K2S and…

A: The reaction is  K2S(aq) + Fe(NO3)2 (aq)  --------> FeS (s) + 2KNO3 (aq) hence the complete ionic…

Q: In the laboratory you are given the task of separating Ba and Pb2+ ions in aqueous solution. For…

A: We will generalize if we can separate or not according to the  physical state of displacement…

Q: What is the molarity of the chlorate anion in solution after 42.00 mL of 3.000 M NAOH is added to…

A:

Q: a. In the laboratory you are given the task of separating Ca2+ and Pb2+ ions in aqueous solution.…

A: To answer questions regarding separation of ions.

Q: Write the balanced equation for the reaction that occurs: x x. He MgSO (aq) + BaCl, (aq)→ | Write…

A: Net ionic equation is used to represent the chemical species that are involved in the chemical…

Q: In the laboratory you are given the task of separating Ag+ and Co2+ jons in aqueous solution. For…

A: For separation of two ions from aqueous solution we have to use such salts which selectively forms…

Q: What is the final cesium ion concentration when 75. g Cs2CO3 is dissolved in enough water to make…

A: Given: Mass of Cs2CO3 dissolved = 75 g. And volume of solution = 963 mL = 0.963 L…

Q: 1. If 30.4 g of Nal (MM=149.89g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: grams of Na,cO, (MW=106.g/mole) 2.5543 are placed in volumetric flask and dissolve in water to 500…

A: Answer

Q: A 0,4500 g sample of a pesticide (DDT, C14H9Cl5, MM 354,49 g mol^-1) was decomposed with metallic…

A: Given that : Mass of sample of pesticide (DDT, C14H9Cl5) = 0.4500 g Molar mass of pesticide…

Q: In the laboratory you are given the task of separating Pb2+ and Ca2+ ions in aqueous solution. For…

A:

Q: In the laboratory you are given the task of separating Cat and Ag* ions in aqueous solution. For…

A: A precipitation reaction is the reaction with the formation of an insoluble salt when two soluble…

Q: In the preparation of Rochelle salt (MW = 282.83 g/mol), 6.6 grams of monohydrated Sodium carbonate…

A:

Q: A student prepares a solution by dissolving 9.23 g of solid KOH in enough water to make 300.0 mL of…

A: Given = mass of KOH = 9.23 g Volume of solution = 300 ml = 0.300 L

Q: In the laboratory you are given the task of separating Ca2+ and Ag* ions in aqueous solution. For…

A: When  Ca2+ and Ag+ ions Present in the Solution, then using different type of reagents we can…

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

A: The reaction of KHP with Ca (OH)2 is, 2KHC8H4O4 + Ca (OH)2 → Ca (KC8H4O4)2 + 2H2O The volume of the…

Q: What is the concentration of NO3- ions in a solution prepared by dissolving 30.0 g of Ca(NO3)2 in…

A: Given,  mass of Ca(NO3)2 = 30.0 g Volume of solution = 300 ml = 0.3 L Molar mass of Ca(NO3)2 =…

Q: A student prepares a solution by dissolving 7.46 g of solid KOH in enough water to make 550.0 mL of…

A: A strong base dissociates in the solution completely. KOH is a strong base which gives potassium…

Q: In the laboratory you are given the task of separating Ag* and Zn* ions in aqueous solution. For…

A: The given ions for the separation are: Ag+ and Zn2+. Ions can be separated in the form of…