An aqueous potassium carbonate solution is made by dissolving 5.84 moles of K2CO3 in sufficient water so that the final volume of the solution is 2.20 L. Calculate the molarity of the K2CO3 solution. concentration: Σ

Q: How can you dilute a 2.00 M KOH(aq) solution to make 100.0 mL of a 0.050 M KOH(aq) solution? O…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: PCl3(g) + 3 NaF(s) PF3(g) + 3 NaCl(s) K = 9.78 x 1031 If 12.56 g of NaF(s) and 17.89 g of NaCl(s)…

A: The given equilibrium reaction is: PCl3(g) + 3NaF(s)  -----> PF3(g) + 3NaCl(s) ; K = 9.78*1031…

Q: It takes 37.4 mL of 0.212 M NaOH to neutralize 10.0 mL of aqueous H2SO4.  What is the concentration…

A: The reaction taking place between H2SO4 and NaOH is,

Q: What is the concentration of FeCl3 in a solution prepared by dissolving 35.0 g of FeCl3 in enough…

A: Given, mass of iron(III) chloride(FeCl3) = 35.0 g We know, molar mass of iron(III) chloride (FeCl3)…

Q: Calculate the analytical molar concentrations of trichloroacetic acid in an aqueous solution that…

A: Irrespective of the chemical state of solute, the total amount of solute present in one liter of…

Q: Calculate the analytical molar concentrations of trichloroacetic acid in an aqueous solution that…

A: Analytical molar concentration of a solution refers to the initial number of moles of a solute in 1…

Q: What volume (in L) of 1.5 M Na₂CO₃ would be required to obtain 0.90 moles of Na⁺ ions?

A: Dissociation of Na2CO3                                       Na2CO3  → 2Na++ CO3-2 From the above…

Q: Whens 28 g of KOH dissolves in enough water to make 250 mL of solution, what is the resulting…

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

Q: What mass of NaOHNaOH is needed to precipitate the Cd2+Cd2+ ions from 30.0 mLmL of 0.530 MM…

A:

Q: What mass of solid PbSO4 can be formed by mixing 35.0 mL of aqueous 0.500 M Pb(NO3)2 with 25.0 mL of…

A: Answer: This question is based on the concept of limiting reagent. It is the reactant that exhaust…

Q: A diluted bleach solution was found to have a concentration of 0.0250 M. It was originally prepared…

A: Given that : The concentration of diluted bleach solution = 0.0250 M The final volume of solution =…

Q: The molality of silver nitrate, AgNO3, in an aqueous solution is 2.01 m. What is the mole fraction…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: Please write the complete ionic equation when mixing the following two aqueous salts: P b ( N O 3 )…

A:

Q: Calculate the mass of CuSO4·5H2O required for preparation of 100 mL of 0.010 M Cu2+ solution

A: Volume of Cu2+ solution to be prepared = 100 mL Concentration of the Cu2+ solution to be prepared =…

Q: Sodium hydroxide is extremely soluble in water. At a certain temperature, a saturated solution…

A:

Q: It takes 37.4 mL of 0.212 M NaOH to neutralize 10.0 mL of aqueous H2SO4.  What is the concentration…

A: The balanced neutralisation reaction taking place is 2 NaOH + H2SO4 --------> Na2SO4 + 2 H2O…

Q: A 104-mg sample of Na2CO3 is dissolved in H2O to give 2.45 L of solution. What is the concentration…

A:

Q: What is the molarity of potassium ions in a 0.122 M K2CrO4 solution?

A:

Q: What is the molar concentration of sodium ions in a 0.450 M Na 3PO 4 solution?

A: The molarity of sodium phosphate solution is = 0.450 M The molar concentration of sodium ions in the…

Q: Which one of the following compounds is soluble in water? O AgBr O Pb(OH)2 O Ag2SO4 O NICO3 O…

A: Any compound or molecules of a substance capable of dissolving in water are known as soluble in…

Q: What is the XNaOH in an aqueous solution prepared by dissolving 8.00 g of NaOH in 100.0 g of H₂O?…

A: The formula for the mole fraction of NaOH is

Q: A 13.00 mL sample of sulfuric acid is diluted to 40.00 mL. A 10.00 mL aliquot is titrated to a…

A: Titration is one of the most common methods of qualitative analysis of substances given. It is done…

Q: Identify the driving force for the chemical reaction: Pb(NO3)2(aq) + 2NAOH (aq) → Pb(OH)2(s) +…

A: Option 1 is the correct option since the driving force of this reaction is the formation of a…

Q: What is the molarity of potassiu ions in a 0.122 M K2CrO4 solution?

A: Molarity is the number of moles of solute dissolved per liter of solution. 0.122 M K2CrO4 solution…

Q: What is the concentration (M) of CH3OH in a solution prepared by dissolving 30.2 g of CH3OH in…

A: The answer to the following question is-

Q: A 3.860 g sample of a mixture of sodium hydrogen carbonate and potassium chloride is dissolved in…

A: Given: Molarity of H2SO4 = 0.442 M Mass of Sample  NaHCO3 and KCl =3.860 g Reaction: 2NaHCO3 + H2SO4…

Q: What is the molarity of the potassium ions [K+] in a solution prepared by dissolving 28.5 g of K2CO3…

A: Given: The volume of the solution=200mL=0.2 L. The molar mass of K2CO3=138.21 g/mol. The given mass…

Q: Ammonia (NH3, MM 17.031 g/mol) and hypobromite (OBr) react according to the following chemical…

A:

Q: What is the concentration of FeCl 3 in a solution prepared by dissolving 35.0 g of FeCl 3 in enough…

A:

Q: Required: Volume of water Normality of HCl Normality of NaOH

A: Given as The volume of HCl=94.92 mL The volume of NaOH=43.76 mL The volume of water needed for a…

Q: What volume of 0.750 M hydrochloric acid solution can be prepared from the HCl produced by the…

A: We have given that  1. What volume of 0.750 M hydrochloric acid solution can be prepared from the…

Q: A chemical reaction occurred when 500 mL of 7.5 x 104 M Cal2 and 100 mL of 1.7 x 105 M Pb(NO3)2…

A: The solubility product of salt is a constant at a given temperature irrespective of the source from…

Q: It takes 50.0 ml of 0.0500 M Na2S2O3 solution to completely react with the iodine present in a 125.0…

A:

Q: What volume of 0.252 M potassium hydroxide solution is required to completely neutralize 0.0106…

A: Chemical ReactionH3PO4 +3 KOH →K3PO4  + 3H2OMolarity of KOH = 0.252 MMoles of Phosphoric Acid =…