what is concentration of F- ions when 306.960 mg of MgF2 completely dissociate in 1.641 L of water?

Q: What mass of NaCN must be added to 1 L of 0.010 M Mg(NO3)2 in order to produce the first trace of…

A: Given:

Q: Write down the reaction between [Cr(C2O4)2(H2O)2] and dilute potassium hydroxide.

A: The given compound must be [Cr(C2O4)2(H2O)2]- instead of [Cr(C2O4)2(H2O)2]. [Cr(C2O4)2(H2O)2]-…

Q: 1. The oxalate ion concentration, C;0. of 0.20 M H;C0 is adjusted to a value of 3.00 x 10 M. What is…

A: As per the guideline, since you have asked multiple questions, we have solved the first question for…

Q: Give an explanation of the solubility of Lithium Halides

A: Solubility of the species depends on the size of the ions, polarizability, covalent character and…

Q: What is the pH of a solution of 0.300 M HNO₂ containing 0.200 M NaNO₂? (Ka of HNO₂ is 4.5 × 10⁻⁴)

A: By using Henderson Hasselbalch equation the pH of the buffer solution is determined by using the…

Q: Write the Ksp formula  (in concentration) for the dissociation of Lead (II) Bromide (PbBr2).

A: The solubility or dissociation reaction of PbBr2 is  => PbBr2 (s) ------> Pb2+ (aq) + 2 Br-…

Q: what is the molarity of ions in a 0.343 M solution of Ca(OH)2 assuming the compound dissociates…

A:

Q: What is the pH of a 0.150 M solution of aniline (CeH;NH2, Kb = 4.3 × 10-1º)?

A:

Q: Which of the following salts would you predict to also produce bubbles in a chemical reaction…

A: Chemical reaction is a process in which one or more reactants when combine with each other in order…

Q: How many lead(II) and iodate ions are present in 3.8 L of a saturated solution of lead(II) iodate?

A: Lead iodate is a bright, yellowish. Odorless solid at room temperature.  It is also become orange or…

Q: What will be the pH of a buffer solution containing an acid with a pKa of 5.4 with an acid…

A: We have to predict the pH of buffer solution.

Q: What is the pH of a solution of 0.300 M HNO₂ containing 0.170 M NaNO₂? (Ka of HNO₂ is 4.5 × 10⁻⁴)

A: pH of a solution is defined as the negative logarithm of H3O+ ion concentration. Here the given…

Q: What is the molar concentration of Zn in a solution that contains 750 ppb of ZnCl2?

A: Given: Concentration of ZnCl2 = 750 ppb

Q: If only 0.290 g of Ca(OH)2 dissolves in enough water to give 0.191 L of aqueous solution at a given…

A: In this question, we want to determine the value of Ksp for Ca(OH)2  You can see details Solution…

Q: addition of a small amount of HNO3 to a solution containing CN- ions and HCN?

A: We will explain change in solution upon addition of HNO3

Q: What is the pH of a solution of 0.300 M HNO₂ containing 0.110 M NaNO₂? (Ka of HNO₂ is 4.5 × 10⁻⁴)

A:

Q: What is the concentration of sodium ions in 0.355 M N22CO3?

A: Given, 0.355M Na2CO3

Q: If only 0.264 g of Ca(OH)2 dissolves in enough water to give 0.269 L of aqueous solution at a given…

A: SOLUBILITY PRODUCT The property of solute to get dissolved in a solvent to form a solution is called…

Q: What is the complete and balanced equation in the reaction between baking soda (sodium bicarbonate)…

A:

Q: How many grams of La(IO3)3 will dissolve in 250.0 mL of water?

A: The Ksp of La(IO3)3 = 7.50×10–12 and let S be the solubility of La(IO3)3

Q: 20. What is the pH of a 0.33 M solution of Ca(CN)2?

A:

Q: what is the molar concentration of trisodium phosphate with a concentration of 28.65% m/v

A: Molar concentration means molarity which is the number of moles of solute present in 1 liter of…

Q: what is the concentration of cl- ions in a 0.1 M solution of calcium chloride?

A:

Q: What is the concentration of magnesium ions in a solution of MgCO3 that contains 0.025 M of CO3…

A:

Q: What is the concentration of sodium ions in 0.300 M NaNO₃?

A: Given Information: Concentration of NaNO3 =0.300 M To find: Concentration of sodium (Na+) ions

Q: Use the information provided to determine the Ksp of the salt. A saturated iron(II) hydroxide…

A: Equilibrium reaction of iron(II)hydroxide: Fe(OH)2(aq)  ⇌ Fe2+(aq) + 2OH-(aq) pH + pOH =1410.62 +…

Q: The balanced molecular equation for complete neutralization of H2SO4 by KOH in aqueous solution is…

A: Since the reactant is acid and base Hence the products will be salt and water as acid and base react…

Q: What is the pH of a solution of 0.06 M of H2CO3, pKa1 = 6.4 and pKa2= 10.3?

A: We will calculate pH

Q: Estimate the calcium concentration (in ppm by mass) in a groundwater sample, which has a pH of 5.63.…

A:

Q: How many grams of Ca(OH)2 are needed to neutralize 25.0 mL of 0.1 M HNO3?

A: The balanced chemical equation between Ca (OH)2 and HNO3 is given as,

Q: What is the minimum concentration of ammonia that should dissolve AgBr to produce a 0.01 M…

A: Solution - According to the question - Given - the solubility constant for AgBr (lets call it Ks)…

Q: Barium fluoride (BaF2) has Ksp = 1.8 x 107. What is the maximum fluoride ion concentration possible…

A: The solubility product constant (Ksp) describes the dissolution of solute in a solution, which is…

Q: What are the concentrations of H3O+ and OH− in oranges that have a pH of 3.92?

A: pH is the potential of the hydrogen. It basically defines how acidic or basic the respective…

Q: 7. Explain the common ion effect.

A:

Q: Calculate the concentration of H2SO3 in a 0.510 MM solution of H2SO3 Ka1=1.6×10−2 and Ka2=6.4×10−8).

A: NOTE: In question, you have mentioned 0.510 MM instead of 0.510 M. Hence I'm correcting it and…

Q: Barium fluoride (BaF2) has Ksp = 1.8 x 107. What is the maximum fluoride ion concentration possible,…

A: The maximum fluoride ion concentration can be calculated as follows

Q: Which of the following salts would produce the most acidic 0.10 M aqueous solution? FeCl, KF, KNO,…

A: FeCl is the right answer. Whichever is the stronger acid will be the dominate factor in determining…

Q: What is the pH of a solution of 0.300 M HNO2 containing 0.120 M NaNO2? (Ka of HNO2 is 4.5 × 10¬4)

A: The given data contains, Concentration of weak acid =0.300M Concentration of conjugate base =0.120M…

Q: What are the concentrations of H3O+ and OH− in oranges that have a pH of 3.97?

A:

Q: What is the pH of a solution of 0.300 M HNO₂ containing 0.150 M NaNO₂? (Ka of HNO₂ is 4.5 × 10⁻⁴)

A: In this question, we will calculate the pH of this solution ( this is a buffer solution ). For…

Q: If the alkalinity of the water is 306ppmNa2CO3 what does this mean?

A: The concentration of a compound can be expressed in ppm (parts per million). One ppm means that one…

Q: What is the molarity of calcium bicarbonate if 9.80 mL of 1.50 M HNO3 is required in a titration to…

A: Given:Volume of Nitric acid = 9.80mL = V1Molarity of Nitric acid = 1.50 M = M1Volume of Ca(HCO3)2 =…

Q: At what pH is the concentration of a compound, with a pKa = 3.7, 10 times greater in its acidic form…

A: Given information: pKa = 3.7 [Acid] = 10[Base]

Q: What is the pH of a 6.65×102M aqueous solution of sodium hypochlorite, NACIO? (K, for HCIO =…

A: The equilibrium constant for a reaction is expressed in terms of the ratio of the concentration of…

Q: What is the pH when preparing a solution od 1 mol NaOH and 2 mol of solid NaH2PO4? The pKa's of…

A: Given: Moles of NaOH = 1 mol. Moles of NaH2PO4 = 2 mol.

Q: What is the concentration of CuS in a solution in which [H3O*] is held constant at 2.0x10 M?

A: The solubility product constant is the measure of dissolution of solute in an aqueous solution,…

Q: 13.2) What is the pH of a 0.85 M solution of sodium hydrogen sulfite, NaHSO3 (Ka=6.0 x 10^-8)?

A: Given: Initial concentration of NaHSO3=0.85 M Ka for NaHSO3 = 6 x10-8 We know that, pH = -…

Q: What is the pH of a solution of 0.300 M HNO₂ containing 0.210 M NaNO₂? (Ka of HNO₂ is 4.5 × 10⁻⁴)

A: BUFFER SOLUTION It is a solution of weak acid or base with their corresponding conjugate base or…

Q: 10 Give an explanation of the solubility of Lithium Halides

A: Solubility of any substance depends upon the principle of 'like dissolve like'.Polar solvents…