Is Column 2 (greater than, less than, equal to, cannot be determined) with Column 4 5. Given: Cr| Cr3+ | Pb2+ | Pb ecell when pPb = 2 [ Select ] ecell when At the same pPb = 45 %3D temperature and initial concentration of Cr3+
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- The K of bromocresol reen is 126. x 10-5 At what PH Would you expect the ehdfotht for this indic-tor?A solution is prepared in which [Pb2+]= 0.0150 M and [Br 0.00350 M. Given that PbBr2 has a Kgo = 2.1 x 106, which of the following is true? %3D Select one: O a. Qsp Kg. and the solution is supersaturated %3D O d. Q.,< Kgp and the solution is supersaturatedIn a saturated solution of BaCO3 at 298K, [Ba2+(aq)] = 7.07 x 10-5 mol L-1; [CO32- (aq)] = 7.07 x 10-5 mol L-1. Calculate the value of Ksp at this temperature. a. 8.41 x 10−3 b. 3.54 x 10−5 c. 1.41 x 10−4 d. 5.00 x 10−9 e. 7.07 x 10−5
- Quedtion 7 H 0.I M solution of C, He CO,H is a equilbrum at 35C when the pH is 2.6. What is the value of AG for the reactieon Ca Hs CO,HZ CG Hs CO, +H"?The following is a solubility product expression for Pb(ClO3)4: Ksp= O [Pb4+][CIO3] O [Pb4+][CIO3]4 O [Pb4+][4CIO3-14 O [Pb4+][CIO3] O [Pb4+][CIO3-]¹A solution contains 0.100 M Ce 1.00 x 104 M Ce", 1.00 × 10 M Mn2*, 0.100 M MnO4, and 1.00 M HCIO4.
- The following concentrations are found in mixtures of ions in equilibrium with slightly soluble solids. From the concentrations given, calculate Ksp for each of the slightly soluble solids indicated:(a) TlCl: [Tl+] = 1.21 × 10–2 M, [Cl–] = 1.2 × 10–2 M(b) Ce(IO3)4: [Ce4+] = 1.8 × 10–4 M, [IO3−] = 2.6 × 10–13 M(c) Gd2(SO4)3: [Gd3+] = 0.132 M, [SO42−] = 0.198 M(d) Ag2SO4: [Ag+] = 2.40 × 10–2 M, [SO42−] = 2.05 × 10–2 M(e) BaSO4: [Ba2+] = 0.500 M, [SO42−] = 2.16 × 10–10 M(a) I f t he molar solubilit y o f CaF2 at 35 °C i s1.24 x 10-3 mol/L, what is Ksp at this temperature? (b) It isfound that 1.1 x 10-2 g SrF2 dissolves per 100 mL of aqueoussolution at 25 °C. Calculate the solubility product forSrF2. (c) The Ksp of Ba(IO3)2 at 25 °C is 6.0 x 10-10. What isthe molar solubility of Ba(IO3)2?Determine the DH and pOH of 025L of a solution that is o201 M Boric acid and .0376 M sedium borare; PK a for B(OH),=9:0 at 25°c. POH=
- ← < TETNS B Q CAN …. https://app.101edu.co [H3O+] O 2[H3O+] Кс Question 8 of 11 Construct the expression for Kc for the following reaction. CH3COOH(aq) + H₂O(1) ⇒ CH³COO¯(aq) + H³O*(aq) [H3O+]² = Drag the tiles into the numerator or denominator to form the expression. Each reaction participant must be represented by one tile. Do not combine terms. X 2[H3O+]² [H₂O] Q Q [H₂O]² h |a|a|Q| + 2[H₂O] RESET 2[H₂O]²2 [CH3COO-] 2[CH3COO-] [CH3COO-]² 2[CH3COO-1² [CH3COOH] 2[CH3COOH] [CH3COOH]² 2[CH3COOH]² T x + ⠀ SubmitYou are viewing Sonjae Wallace's screen REC View Options Q8: Level 3+ (Unit 13, L.G. 11) Given the following information: O1 + H,0 = HOI + OH H,0 = %H;0* + ½OH K, = 5 x 104 K2 = 1 x 107 What is the value of K for the rxn HOI + H,0 = 01+ H,0*? A. 2 x 10-11 B. 5 x 10 11 C. 2x 10-4 D. 4 x 104 To: Type P Type here to search a brt %23 * 4 5 Q Y. LL M alt alt ctri1. Amino acids are the building blocks of proteins. The simplest amino acid is glycine, NH2CH2CO2H. There are three forms in equilibrium with one another. +NH3CH2CO2H(aq) + H2O(l)↔+NH3CH2CO2-(aq) + H3O+(aq) Ka = 4.5 x 10-3 +NH3CH2CO2-(aq) + H2O(l)↔ NH2CH2CO2-(aq) + H3O+(aq) Ka = 1.7 x 10-10 If the pH of a natural system (i.e. your body) is 7.2, in what form is the amino acid found? Justify your answer both with rational as well as a quantitative rationale. 2. Sulfanilic acid, which is used in making dyes, is made by reacting aniline with sulfuric acid: H2SO4(aq) + C6H5NH2(aq)→ + H2O(l) a) If you want to prepare 150.0 g of sulfanilic acid, and you expect only an 85% yield, how many milliliters of aniline should you take as a starting material? (ρaniline = 1.02 g/ml) b) Give the approximate values for the following bond angles in sulfanilic acid: A ______B ______ C ______D _______ c)Give the appropriate hybridization for the following atoms in sulfanilic acid:A ______B ______ C ______D…