bjective 9.4 (bolded objective) se the following reactions 2KCIO3 --> 30₂ + 2KCI MgO + 2HCl -> MgCl₂ + H₂O 4HCI + O₂ --> 2Cl₂ + 2H₂O H₂SO3 + HCIO-> H₂SO4 + HCI Which of the following reactions would NOT be an oxidation reduction reaction? Select]
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- The correct arrangement of substance X, M,Y Reaction with dil. Acids produced from contact procesSS and Z is M(ag) a) Fe, FeSO,, Fe,0,, Fe, 0. b) FeO FeSO,, Fe,0,, Fe O. c) Fe;Oa, Fe;(SO.) Feo, Fe, 04 d) Fe, FeSO,, Fe,0,, FeoWhat is the concentration (in molarity) of H*, HCO3, and CO32-, in a solution that is initially prepared as a mixture of 0.0100 M H2CO3 and 0.000010 M Na2CO3? (Carbonic acid is a weak diprotic acid where Ka1 is 4.20 x 10-5 and K,2 is 2.00 x 10-6) a) [H'] at equilibrium = ? %D b) [HCO3] at equilibrium - ? c) [CO,] at equilibrium ?What weight of potassium hydrogen phthalate will require 30. mL of a 0.30M NaOH solution to reach the equivalence point? KHP MM 204.22 g/mol .CO;K' .CO;K' NaOH + H2O + *CO,H COƠ,Na'
- Calculate the pH and concentrations of CH, NH, and CH, NH; in a 0.0363 M methylamine (CH, NH,) solution. The Kp of CH, NH, is 4.47 × 10 1. pH (CH, NH, %3! M [CH, NH;] !!al 38% 8:42 . Pharmaceutical Inorganic Chemistr... (Ph... O Calcium Sulfate O Strontium Sulfate The following are expected to be precipitated out of their solutions, except: Lithium Hydroxide O Zin Hydroxide O Aluminum Hydroxide Ferric Hydroxide O Magnesium Hydroxide The following are not properties of acids except:Based on your knowledge of acid strength, which correctly pairs each acis with its Gibbs Free Energy of ionization in aqueous solution? I. HI (AG° = 8 kJ); HF (AG° =-71 kJ); HCI (AG° - -53 kJ) II. HI (AG° = -53 kJ); HF (AG° =-71 kJ); HCI (AG° = 8 kJ) II. HI (AG° = -71 kJ); HF (AG° = 8 kJ); HCI (AG° = -53 kJ) IV. HI (AG° = -53 kJ); HF (AG° = 8 kJ ); HCI (AG° = -71kJ)
- 3. Calculate the [Zn²+] in two solutions and compare the results (ZnS, Ksp = 2.5 X 10-22). (a) a solution that is in equilibrium with ZnS(s) and in which [H3O+] = 1.0 X 10-5 M and [H₂S] = 0.10 M. (b) a solution that is in equilibrium with ZnS(s) and in which [H3O+] = 1.0 X 10-³ M and [H₂S] = 0.10 M.5:23 O13%DE elearning.yu.edu.jo/m O A student was given 2 beakers labeled with numbers 1 and 2, each beaker contains a clear solution. Additionally, he was given two reagent bottles labeled with A and B. Now, he added reagent A to both beakers and he noticed the formation of a precipitate in beaker 2 but not in beaker 1. However, the addition of reagent B to both beakers resulted in the formation of a precipitate in beaker 1 but not in beaker 2. Based on the information, which of the following is correct? a. compound A is the limiting reactant in beaker 1. b. compound B is the limiting reactant in beaker 2. c. compound A is the limiting reactant in beaker 2. d. compound B will be the excess reactant in beaker 1. Question 2Calculate the value of the equilibrium constant for each of the following reactions in aqueous solution. a) HC2H3O2 + OH- <--> C2H3O2- + H2O b) C2H3O2- + H+ <--> HC2H3O2 c)HCl + NaOH <--> NaCl + H2O and I need an actual value for Kc not just the Kc formula which I already know. thanks.
- Which of the following anions will separate Ag* from Pb** by precipitating one of them, leaving the other in solution? (A) CATIONS High Solubility (aq) Low Solubility (s) OOH™ O cr O C₂H30₂ 3- PO4³- Cl, Br, I Halides SO4²- Most Ag+, Pb²+, Tl+, Hg₂²+, Hg, Cu Solubility Table $2. Group 1, Nhì, Group 2 Most ANIONS OH Group 1, NH4*, Sr²⁰, Ba²+, Tl. Most SO4²- Most Ag+, Pb²+, Ca²+, Ba²+, Sr², Ra² CO32, C₂H3O2 NO3 PO4³-, SO3²- Group 1, NH4 Most All Group 1 compounds, including acids, and all ammonium compounds are assumed to have high solubility in water. Most All Ag+ NoneBased on your knowledge of acid strength, which correctly pairs each acis with its Gibbs Free Energy of ionization in aqueous solution? I. HI (AG° = 8 kJ); HF (AG° =-71 kJ); HCI (AG° = -53 kJ) II. HI (AG° = -53 kJ); HF (AG° =-71 kJ); HCI (AG° = 8 kJ) II. HI (AG° = -71 kJ); HF (AG° = 8 kJ); HCI (AG° = -53 kJ) IV. HI (AG° = -53 kJ); HF (AG° = 8 kJ ); HCI (AG° = -71kJ) O I. O IV. II.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=