What is the pH of a buffer containing .11 M HCIO (aq) and .57 M NaCIO (aq)?

Q: The pH of swimming pools is made slightly basic
 by spreading solid Na2CO3 across the surface.…

A: Answer:- This question is answered by using the simple concept of calculation of ph of a slat…

Q: During a titration, the pH of an analyte solution containing HA(aq) is 5.56 and the ratio of (A…

A: Given  pH of solution is 5.56 ratio of [A-]/[HA] is .842 we have to determine Ka

Q: If the partial pressure of the carbon dioxide in the gas in contact with leachate within a landfill…

A: Solutions-  partial pressure of the carbon dioxide in the gas in contact with leachate within a…

Q: What name is given to the chemical species that changes colour when its pH changes? O Acid Base…

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Q: The correct indicator was added to 25.00 mL of a 0.1350 M solution of butanoic acid (CH;(CH2)¿COOH)…

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Q: Write the expression for the solubility product constant for Pb(OH)2.

A: Solubility product constant ( Ksp):

Q: Write the balanced chemical equation for conversion of Al(s) to KAl(SO4)2·12H2O(s) in aqueous…

A: The balanced equation is the equation in which the number of atoms of each elements are equal at…

Q: Potassium sorbate,KC H,O, (molar mass 150. g/mol) is commonly added to diet soft drinks as a…

A: Solution: Dissociation expression is a dissociation constant ( equilibrium constant). For acid…

Q: Titration of 0.2342 g of pure Na,C,O, (134.0 g/mol) required 33.45 ml of KMNO, solution according to…

A: Given :-  Mass of Na2C2O4 = 0.2342 g  Molar mass of Na2C2O4 = 134.0 g/mol  Volume of KMnO4 solution…

Q: 13.) Calculate the mass of solid MgSO̟•7H¸O that must be added to precipitate out all of the PO,3-…

A: The balanced equation for the dissociation of MgSO4.7H2O is: MgSO4.7H2O(s)   → Mg2+(aq) + SO42-(aq)…

Q: A. What is the pH of an aqueous solution with a hydrogen ion concentration of [H+]=4.9×10−7M? B.…

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Q: A solution of NaCI(aq) is added slowly to a solution of lead nitrate, Ph(NO, ),(aq), until no…

A: Given that;                    Weight of PbCl2 = 18.09 g              Volume of solution = 200 ml =…

Q: A buffer solution with a pH of 4,9, consists of 0,25 mol∙dm–3 acetic acid (HC2H3O2; Ka= 1,8 x 10–5)…

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Q: A student prepares a dilute solution of sodium hydroxide, NaOH(aq), starting with 6 M so- dium…

A: The question is based on the concept of titration. we are titrating a strong base with a weak acid.…

Q: 2. Suppose a titration needed 27.15 mL of 0.2497M HCI solution to completely react 25.00mL Ba(OH)2…

A: The number of moles of a substance is determined as the mass of a substance upon its molar mass. The…

Q: If the molar solubility of Ag2SOA In water is 1.44 x 102 M, calculate the solubility product, Kn,…

A: Given : Solubility =  s = 1.44 x 10-2 M   Find : To calculate the solubility product for AgSO.…

Q: In a precipitation titration of 46.00 mL of a chloride solution of unknown concentration, 31.00 mL…

A: In  precipitation titrations, the stoichiometric reaction is a reaction which produces in solution a…

Q: Given that the ΔG°f  for Pb2+(aq) and Cl−(aq) is −24.3 kJ/mole and −131.2 kJ/mole respectively,…

A: The solubility product is the equilibrium constant when a solid substance is made to dissolute in…

Q: The solubility constant expression of a soluble salt is: Kgp = [A³+] [B*]³, The chemical formula of…

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Q: Calculate the solubility of silver acetate,AgCH3COO , in an aqueous solution buffered at pH = 4.00 .…

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Q: Calculate K. for the reaction.

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Q: Calculate the molar concentration of H3O+ ions and the pH of the following solutions: (a) 25.0 cm3…

A: Given,  (a). 25.0 cm3 of 0.144 M HCI(aq) was added to 25.0 cm3 of 0.125 M NaOH (aq) (b). 25.0 cm3 of…

Q: What is the molar solubility of silver chloride in 0.65 M NH3(aq)? Solubility

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

Q: Potassium sorbate,KC H.O, (molar mass 150. g/mol) is commonly added to diet soft drinks as a…

A: IMPORTANT POINTS: Potassium sorbate is formed from a weak acid and strong base , so it is a basic…

Q: Estimate the pH of a solution of 0.50 M HCI(aq), assuming ideal behaviour. The mean activity…

A: Deviation from ideal behavior can be considered by the electrostatic force of attraction between…

Q: What will happen to the pH and alkalinity of the water as alum is added? Justify your answer.

A: Alkalinity is a measure of ability to neutralize acid. Alkalinity levels are expressed as…

Q: The amount of ozone in a mixture of gases can be deter- mined by passing the mixture through an…

A: Given: Total volume of gaseous mixture = 53.2 L Temperature of gas = 18 oC And pressure of gases =…

Q: What is the solubility of CO2 in a soft drink (which is mainly water) that was bottled under a CO2…

A: From the Henry's law, we can calculate the solubility.     P =KS S is solubility in mol/L. K is…

Q: Determine the pH of the dissociation of 0.1 M HCN (aq). For which the dissociation constant is equal…

A: Given data contains, Molarity of HCN is 0.1M. Dissociation constant is 4.9×10-5. Weight of the…

Q: Write the expression for the solubility-product constant of the ionic compound: AgI

A: In solution, the equilibrium between a solid and its constituent ions is described by solubility…

Q: The pH of a 0.016-M aqueous solution of p-toluidine (CH3 CgH,NH2 ) is 8.60. Calculate Kp. K,

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Q: solubility in pure water: solubility in 0.0170 M Pb(NO3)2 solution:

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Q: 3 During the titration, after a volume of 15 mL of 0.100 M KOH(aq) has been added, which species,…

A: HNO2 (aq) + OH- (aq) →NO2- (aq) + H2O Concentration of KOH = 0.100 M Volume of HNO2 = 1.00 mL…

Q: What mass of solid Lanthanum (III) oxalate nonahydrate { Laz ( C2O4 )3 · 9 H2O } can be obtained…

A: Given data: The volume of the aqueous solution of LaCl3 = 650 mL = 0.650 L. The molarity of the…

Q: Balanced chemical equation for conversion of Al(s) to KAl(SO4)2·12H2O(s) in aqueous solution

A: The salt to be formed is KAl(SO4)2·12H2O. Since in the salt we have Al in 3+ oxidation state and…

Q: A student prepares a dilute solution of sodium hydroxide, NaOH(aq), starting with 6 M so- dium…

A: We have to calculate molar concentration of the sodium hydroxide solution i.e NaOH. Given :…

Q: Compare the solubility of Zn(OH)2 in pure water with that in a solution buffered at pH 6.00.

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Q: At 25 °C, only 0.0820 mol of the generic salt AB is soluble in 1.00 L of water. What is the Kp of…

A: The considered generic salt AB is soluble in water. AB (s)⇔A+ (aq) + B- (aq)

Q: KHP (potassium hydrogen phthalate, KHC8H4O4

A: Molarity = Moles of solute/ volume of solution (in L) Moles = Mass in gm/molar mass

Q: The purity of a sample of sodium oxalate, Na2C2O4, is determined by titrating with a standard…

A: The balanced chemical equation has the number of atoms of the reactants is equal to the atoms count…

Q: What is the acid-base equilibria chemical reaction for Na2[B40(OH)]*8H2O (aq) and H2O (1)? Please…

A: The above molecule is borax salt. It forms into borax .

Q: For the chemical reaction HCN(aq) + KОН(аq) Н,О) + KCN(aq) write the net ionic equation, including…

A: Interpretation-  To write the  including the phases , here given chemical reaction is -…

Q: The solubility of Cl, in 100 g of water at STP is 310 cm³. Assume that this quantity of Cl2 is…

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Q: Sodium acetate, NaCH3CO2, of mass 7.4 g is used to prepare 250 cm3 of aqueous solution. What is the…

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Q: The pH of body fluids can be assessed by the measurement of plasma pH, total CO2, and: РОН b. pkw с.…

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Q: 1.372 g sample of KHP with the dilute sodium hydroxide solution, NaOH (aq), to a phenolphthalein end…

A: Given :-a>  Concentration of NaoH  = 6 m        Mass of KHP                    = 1.372 g…

Q: The tartaric acid, H2C4H4O6 (150.087 g/mol ) concentration in 100.0 mL wine sample was determined…

A: We have to calculate the %W/W acid content.

Q: Write the equilibrium expression for Kc for the reaction: Ag+(aq) + 2 NH3(aq) => Ag(NH3)2+(aq)

A: Ag+(aq) + 2 NH3 (aq) ⇌  Ag(NH3)2+(aq)    Equilibrium constant expression :   Kc = [Ag(NH3)2+][Ag+]…

Q: The conversion of nitrogen to ammonia, an essential process in the nitrogen cycle, occurs only in…

A: Given, the reaction involved in the titration: The volume of the Mo3+ sample = 30 mL The volume of…