Barium sulfate is a contrast agent for X-ray scans that are most often associated with the gastrointestinal tract. Calculate the mass of BaSO4 that can dissolve in 290.0 mL of solution. The Ksp value for BaSO4 is 1.5 x 10-9. Mass = b0

Q: A student performs a titration and records the following data: Initial buret volume:  13.76 mL…

A: We know that Molarity is the number of moles of solute present in 1 L of the solution Molarity =…

Q: 200 mL of water is added to 700 mt of a 3-M NaCI solution. What is the concentration of the diluted…

A: Given that : Volume of Water (V2) = 700mL + 200 mL = 900mL Volume of NaCl (V1) = 700 mL…

Q: 1. A 8.72% (w/w) Fe(NO3)3 (241.86 g/mol) solution has a density of 1.059 g/ml. Calculate the molar…

A: To solve this problem first we have to consider that the mass of Fe(NO3)3 is 8.72 g dissolved in…

Q: ta The solubility of KNO3 is 30 g/100 g H₂O at 20 °C. If you mixed 95 g of KNO3 in 300 g of water,…

A:

Q: What is the molarity of HC2O41- in a 0.60 M  H2C2O4 (aq) solution?   Ka1 = 0.059;   Ka2 = 6.4 x 10-5

A:

Q: You dissolve 120.0 g of solid NaOH in a 500.0 mL volumetric flask and add water to the mark. What is…

A: Since, Molarity is the number of moles of solute dissolve in one litre of solution.

Q: 3. Traces of heavy metals, such as Cu* and Pb²*, in water bodies can be separated through fractional…

A:

Q: 7. Calculate the molarity of Sn²+ ion for a solution that the concentration of Sn2+ at 20°C was…

A:

Q: Complete the solubility table    Na+   Ag+  Ca2+ Fe2+ Br−         OH-         CIO-4         PO3−4…

A:

Q: Dissolve a spatula-tip of lead(II) nitrate in 5 mL tap water in a test tube. In another test tube,…

A: Precipitation reactions: These are the type of reactions when two soluble solutions after mixing…

Q: 11. On the basis of the general solubility rules given in Table 7.1, predict which of the following…

A:

Q: What is the nickel ion concentration in a solution prepared by mixing 381 mL of 0.395 M nickel…

A:

Q: 6.) 200.0 mL of a 0.435 M Mg(NO3)2 solution was mixed 300.0 mL of 0.715 M NaOH solution. This…

A: Volume of Mg(NO3)2 = 200ml Concentration of Mg(NO3)2 = 0.435M Volume of NaOH = 300ml Concentration…

Q: Which of the following ions form compounds with Pb2+ that are generally soluble in water? a) s2- b)…

A: Water is a polar solvent.The solubility of any substance depends upon its interaction with the…

Q: What volume (in mLs) of 0.20 M NaOH solution is required to neutralize a solution made with 2.33 g…

A: Given: Concentration of NaOH = 0.20 M Mass of KHP = 2.33 g Molar mass of KHP = 204.2 g/mol

Q: An AGNO3 solution with NaCI equivalent of 5,972 mg / ml is used as a titrant in volumetric analysis.…

A: The question is based on concept of volumetric titration. It involves estimation of Chloride in the…

Q: 14. A 0.300 M solution of HCl is prepared by adding some 1.50 M HCl to a 500 mL volumetric flask and…

A: Molarity(M) is the moles of solute per unit volume of the solution in litres. It's unit is mol/L…

Q: A solution is 1.5×10-2 M in Ba?+ and 1.8×10-2 M in Ca²+. Consider that Ksp (BaSO4) ==1.07 × 10¬10…

A: Given : [Ba+2] = 1.5 x 10-2 M  [Ca+2] = 1.8 x 10-2 M  Ksp(CaSO4) = 7.1 x 10-5  Ksp (BaSO4) = 1.07 x…

Q: The density of acetic acid is 1.05 g/ml. * 10 ml of commercial vinegar was taken during titration…

A: Given: The density of acetic acid = 1.05 g/ml The volume of commercial vinegar taken = 10 ml The…

Q: Which of the following is least soluble in water? 1.Silver bromide 2. Sodium chloride 3.…

A: Answer:- The solubility of a compound depends on the dissociation of the compound in the water. The…

Q: Determine the concentration of 7.13 g zinc nitrate (MW = 189.4 g/mol) dissolved in 200.0 mL…

A: Molarity is defined as the number of moles of solute dissolved per litre of solution.

Q: Q2 :- prepare a standard solution of a potassium Chloride (KCI), 0.3 N in 500 ml of water. (atomic…

A:

Q: What is the molarity of a solution that contains 7.07mol of Ba(OH), dissolved in 5.40L of water? ОА.…

A:

Q: Chemistry 1.00 mL of a certain sodium hydroxide solution neutralizes 0.045 g of 10% sulfuric acid.…

A: The solution is as follows:

Q: How many milligrams of Zn(CN), can dissolve in enough water to make 100.0 mL of solution? The Ksp of…

A: Given :                                              Zn(CN)2 (s)    ⇌    Zn(aq)2+   + 2 CN(aq)-  Let…

Q: Cream of tartar, a common ingredient in cooking, is the common name for potassium bitartrate…

A: The molar solubility (s) of the compound is calculated as shown below where [K+] is the…

Q: What volume (mL) of 0.0.214 M (NH4)2HPO4 is necessary to precipitate the calcium as Ca3(PO4)2 from…

A:

Q: A chemistry student weighs out 0.197 g of lactic acid (HC3H503) into a 250 mL. volumetric flask and…

A: When lactic acid is titrated with sodium hydroxide solution, then following balanced Chemical…

Q: Calculate the concentration of NH3, NH4+ and OH- in a solution

A: number of moles = mass/molar mass  molar mass of NH3 = 17g/mol

Q: Find the concentration of Pb2+(aq) in ppm by mass of a 1.07 L sample of contaminated water that was…

A: Pb2+(aq) + 2NaI (s)→PbI2 + 2Na+ Given: Density of solution = 1 kg/L Volume of solution = 1.07 L…

Q: A 10 mL sample of 0.8M NaOH is mixed with 10mL of 0.47 M H2X. How much X2 is in solution after both…

A: Given: Concentration of NaOH = 0.8 M Concentration of H2X = 0.47 M Volume of NaOH solution = 10 mL =…

Q: 2. What is the volume of the 1.0 M NaOH stock solution required to prepare 250 mL of 0.01 M NaOH?…

A: Given,  Initial molarity of NaOH = M1 = 1.0 M  Final molarity of NaOH after dilution = M2 = 0.01 M…

Q: Calculate the new concentration of a NaOH solution when 75 mL of a 1.6 M NaOF is diluted to a final…

A: Molarity is the moles of solute present in one liter of solution. It is expressed by M. By help of…

Q: Calculate the volume of 3.0 M H2SO4 required to neutralize the total 3 mL of 4 % borax (by mass)…

A: Given, Mass of borax = 4 g (4% borax solution contains 4 g borax in 100 mL) Volume of borax solution…

Q: [FESCN2+]eq [Fe3+]eq[SCN-]eq (Eqn. 2.8) Kea = . [Fe3+];: Calculate initial concentration of Fe3+…

A: As per the equilibrium expression, here we are discussing about the reaction: Fe3++SCN-↔FeSCN2+

Q: calculate the molarity of a solution that contains 0.300 moles of RbBr an 0.600 L of water. 8.00 M…

A: Molarity = no. Of moles/volume(L)

Q: What is the concentration of Pb2+ in parts per million when 0.069 g of the chloride salt is…

A:

Q: be soluble in water? * NaOH * PbS * K2SO4 * LiNO3  * MgCl2

A: * Sparingly soluble salt are slightly  soluble in water.

Q: What volume (in mL) of 0.2650 M HBr is required to neutralize 50.00 mL of 0.7000 M KOH?

A: Given data, Let the volume of HBr = V1                                                  Molarity of…

Q: Calculate the ksp for this hypothetical an ionic compound M2X3 (MM=288 g)  if its solubility is 3.6…

A:

Q: If you add 4.00 mL of pure water to 6.00 mL of 0.750 M NaCI solution, what is the concentration of…

A: During dilution, no moles remain the same. As no of moles = Molarity × Volume So, on dilution…

Q: How much Ba(OH)2 in mg per mL solution is contained in 0.400 M Ba(OH)2 (FW 171.34 g/mol) ? A. 68.5…

A: Molarity: It can be defined as the number of moles of the solute dissolved per liter of the…

Q: Calculate the initial concentration of Fe3+, based on the dilution that results from adding KSCN…

A: Solution Trial 1 : [FeSCN]2+eq = 0.216 x 0.0002/1.102 = 3.92 x 10^-5 M Trial 2 : [FeSCN]2+eq = 0.327…

Q: In which solution would Pbl2 have the lowest solubility? O 0.1 M Pb(NO3)2(aq) pure water O 0.5 M…

A:

Q: The solubility of the hydroxide of a hypothetical metal, Me, in water is 103.18 g MeOH per 50.37 mL…

A: Given data Solubility of MeOH  SMeOH=103.18 g MeOH50.37 mL water Mass of MeOH = 44.67 g

Q: 5. The teacher assign students to prepare a solution by dissolving 15.0 ml ethanol (C,H,OH) in water…

A: The molar mass of C2H5OH is 46.07g/mol as we get from standard sources. 15ml ethanol has been used.…

Q: How many milliliters of 0.1000 M Ca(OH)2 solution are needed to supply 0.05000 mol of Ca(OH)2 .A O…

A:

Q: What is the concentration of Cl- in M after you mix the following two solutions?  1) 1.11 g of…

A: The final concentration of Cl- is calculating total number of moles of Cl- ion formed dissolved in…

Q: 9) A solution is prepared by dissolving 0.148 g of potassium phosphate (K3PO4) in water. The final…

A:

Q: Cyclohexene (CGH10) reacts with bromine (Br2) in the reaction below. What volume of cyclohexene (in…

A: The reaction given above shows that 1 mole of cyclohexane reacts with one mole of…