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Consider the following reaction to answer the questions below. 2CoCL-64,0(s) + 2NH,Cl(aq) +8NH,(aq) +H,0, (aq) +...
Consider the following reaction to answer the questions below. 2COCI-6H, 0(s) + 2NH, Cl(aq) +8NH, (aq) + H,0, (aq) -- 2[Co(NH2)HOCI,(s) + 12H 0(1) What is the percent yield if 3.25 g of (Co(NH3),H,O]CI, are produced when 4.4 g of Cocl, 64,0 reacts with 2.6 g of NH CI, 3.9 mL of 15 M NH,OHand 3.4 ml of 10.% H,0, (density 1.0 g/mL). Assume the reaction goes to completion (Do not include units in your answer. If you round during...
the reaction between Hg Cl(s) and NH (aq) (0.5 marks) Mg2Cl₂ + 2NH₂ cag - Hq W + Hq CNM₂3016) + NHA Class | PART 2 ANALYSIS OF Fe2+, Fest, Als, and Cr 1. Write the equation for the ionization of NH3(aq) in H.001) and then use the information supplied by this equation to write the net ionic equations for the precipitation reactions. Also, note the colour of the metal hydroxide precipitates. (5 marks) NH(aq + HgO + NH4 +...
D18 Kinetics Review Sheets 8 H*(aq) + 4 Cl(aq) + MnO4 (aq) - 2 Cl(g) + Mn(aq) + 4H2O(l) 1. Cl2 (9) can be generated in the laboratory by reacting potassium permanganate with an acidified solution of sodium chloride. The net-ionic equation for the reaction is given above. a. A 25.00 mL sample of 0.250 M NaCl reacts completely with excess KMnO.(aq). The Cl(a) produced is dried and stored in a sealed container. At 22°C the pressure of the Cl2(g)...
Answer the following for the reaction: NiCl2(aq)+2NaOH(aq)→Ni(OH)2(s)+2NaCl(aq) A.) How many milliliters of 0.200M NaOH solution are needed to react with 48.0 mL of a 0.240 M NiCl2 solution? Express your answer with the appropriate units. B.) How many grams of Ni(OH)2 are produced from the reaction of 34.0 mL of a 1.70 M NaOH solution and excess NiCl2? Express your answer with the appropriate units. C.) What is the molarity of 30.0 mL of a NiCl2 solution that reacts completely...
Refer to the precipitation reaction below. CoCl2(aq)+2NaOH(ag) Co(OH)2(s)+2NaCI(aq) How much 0.5 M NaOH solution in liters will completely precipitate the Co+ in 1.6 L of 0.12 M CoCl solution? Round to two significant figures, and do not include units in your answer Provide your answer below
You are given the following redox reaction: 12(s) + OCI (aq) — 103 (aq) + Cl(aq) You must balance this reaction in acidic media. You do not have to show states of matter (g, s, aq, 1) in your work. The following must be shown to get full credit • Balance each half reaction's non-oxygen and non-hydrogen elements, then by adding H20, then • Then add electrons to balance charge. • Show which one you multiply by how much to...
Reversible reaction to consider: CO2(g) + H2O(l) + Na+(aq)+Cl-(aq)= HCO3(aq) +H+(aq)+Cl-(aq) Note: This reaction models atmospheric CO2 which dissolves in the ocean in a reversible reaction. Answer the following questions: 1. From an equilibrium perspective, what happens to the pH of the ocean when the concentration of CO2 in the atmosphere increases? 2. What affect on equilibrium would occur if some Na is removed from the reaction? 3. If the pH of the ocean was lowered by adding a large quantity...
Consider the following reaction. MgCl2(aq)+2NaOH(aq)⟶Mg(OH)2(s)+2NaCl(aq) A 166.0 mL solution of 0.381 M MgCl2 reacts with a 47.33 mL solution of 0.568 M NaOH to produce Mg(OH)2 and NaCl. Identify the limiting reactant. NaOH Mg(OH)2 MgCl2 NaCl Caclulate the mass of Mg(OH)2 that can be produced. The actual mass of Mg(OH)2 isolated was 0.559 g. Calculate the percent yield of Mg(OH)2.
Given the unbalanced chemical equation, Cshe c!+0,(9) + COCg+H, OCI) which of the following correctly expresses the mole ratio between co and Oxygen al 5 mole CO /41 mole da b/ 10 mole co/41 mole og ci Imole coli mole og dl 10 mole C0/6.5 mole 0, Given the chemical equation, Zn (s) + 2HCI Caq) → ZnCl, Cag) + H, (g), How many molecules of He will be produced og 11 atoms Zn are consumed in the reaction? Given...
Question 23 23. Consider the following chemical reaction: Zn(s) + 2H2SO4(aq) -> ZnSO4(aq) + SO2(g) + 2H2O(1) 10.2 g zinc reacts with 45.0 ml. of sulfuric acid solution. Calculate molarity of sulfuric acid solution molar mass of Zn - 65.35 g/mole 6.94M 10.0M 3.00 M 0.422M 22. A sodium chloride solution is 15.0% m/m%. Calculate mass of sodium chloride in 219 g solution. 14.2g 80.3 g 32.98 11.2g