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Q: a. Cl2(g) + NaBr(aq)→ NaCI(aq) + Br2(1) b. CaO(s) H2O(1)→ Ca(OH)2(aq) c. Ca(CIO-)2(s)→ CaCl2(s) +…
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Q: Medical Chemistry H.W: K,Cry0, + HC KCI + Crcl, + H20 +Cl H.W.Zn + NANO, + NaOH - NazZn0, + NH, + HC
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Q: 1. Fe:Os (I) + CO (g) –> Fe (1) + CO2 (g)
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Q: A Br₂ но. LiAIH, в HCI C ОН Н О но KMnO D E
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Q: °C, NH3 (g) + HCI(g) → NH,Cl(s)
A: ∆G= ∆G reactants-∆Gproduct ∆G= 81.23kj/mol It is non-spontaneous reaction
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- 4. а. Cr (s) + H-О () the product will contain chromium(III) b. AGNO3 (aq)+ LİOH (aq)1. A silver nitrate solution contains 14.77 g of primary standard AgNO3 in 1.00 L. What volume of this solution will be needed to react with a) 0.2631 g of NaCl? b) 0.1799 g of Na CrO4? c) 64.13 mg of NazAsO4?1. How do you prepare 500 mL of a ~0.10 M NaOH solution? What mass of NaOH(s) should you use? 2. If you wish to use 20 mL of 0.10 M NaOH to react fully with potassium hydrogen phthalate (KHP), what mass of KHP should you use in each titration trial?, g (formula for KHP is: C8H5KO4.)
- 1. Identify the 3 steps when balancing an equation? 2. Fe2 (SO4)3 + KOH ---> K2SO4 + Fe (OH)3 Solve.13) What reagent would distinguish between Ba2+ and Pb2+? A) NaCl B) NANO3 C) Na2SO4 D) Na2S203 D What reagent could be used to separate Br from NO3- when added to an aqueous solution containing both? AAGNO3(aq) B) Ba(OH)2(aq) C) CUSO4(aq) D) Nal(aq)(M) (M) (M) (M) (M) M 1req 1req 1req 1req 2req 2req 1req M M (M ICHIG, a. PbCl, lead(II) chloride O correct Oplumbous chloride Olead(IV) chloride Olead chloride b. CuS, copper(II) sulfide Ocorrect Ocopper sulfide Ocopper(II) sulfite Ocopper sulfite c. PbBr2, plumbic bromide Ocorrect Olead(IV) bromide Olead(II) bromide Olead bromide d. LiI, lithium(I) iodine correct lithium iodide Olithium iodine lithium(I) iodide e. NiO, nickel(I) oxide correct nickelium oxide nickel oxide nickel(II) oxide Show Hint [Review Topics] [References] Learning Previous N Sa
- Predict the products of each reaction, and whether the solution at equilibrium will be acidic, basic, or neutral. At equilibrium the solution is...? reaction acidic N,0,(s) + 3H,0(1) → 0 basic neutral O acidic co, (g) + H,0(1) basic neutral acidic Na, 0 (s) + H,0(1) - 0 basic neutral1. Calculate the H30* and OH concentrations according to the given ph values Solution pH [H;O'] [OH] Woboiled distilled water 9.02 Boiled distilled water, 6.54 1.0 M NaCl solution 6.02 1.0 M NaHSO4 solution 0.73 1.0 M Na2CO3 solution 11.48 2. Calculate the Ka and Kb values for 1.0 M NaHSO4 and NazCOa. Hydrolysis Reaction Expression for Ku and K, Value of K and Solute NaHSO4 pH=0.73 NazCO3 pH= 11.48 NaHSO, H20 NaSO4 H3o* NazCO3 H20 NazCHO, + он1. Calculate the H3O* and OH concentrations according to the given ph values. Solution pH [H;O'] [OH] Unboiled distilled water 9.02 Boiled distilled water 6.54 1.0 M NaCl solution 6.02 1.0 M NaHSO4 solution 0.73 1.0 M Na2CO3 solution 11.48
- A cvg.cengagenow.com ome OWLV2 | Online teaching and learning resource from Cengage Learning [Review Topics) [References) Use the References to access important values if needed for this question. In the laboratory you are given the task of separating Pb* and Zn* ions in aqueous solution. For each reagent listed below indicate if it can be used to separate the ions. Type "Y" for yes or "N" for no. If the reagent CAN be used to separate the ions, give the formula of the precipitate. If it cannot, type "No" Y or N Reagent Formula of Precipitate if YES 1. KI 2. K,S 3. KOH Submit Answer Retry Entire Group 9 more group attempts remaining Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Technical Support MacBook Air 80 888 DII DD F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 2$ & ( 4. 7 8 9. del + I| * 00 くoConsider an unknown solution. Experimental work determined that the aqueous solution contained some intact molecule as well as product ions. When exposed to red cabbage juice the solution turned pink. Choose all molecules that align with the experimental results. NaOH O Ca(OH)2 O NH3 HC2H3O2 H3PO4 HCI O HNO3Complete the balanced chemical reaction for the following weak base with a strong acid. In this case, write the resulting acid and base as its own species in the reaction. CH;NH2(aq) + HCIO3(aq) > 4- 3. 2+ 3+ 4+ 1 2 6 7 8 O2 4 5. ) (s) (1) (g) (aq) H N H30* CI H20 OH 4- +