The balanced equation for the reaction between Co(OH)3  and K2S is: Group of answer choices a) 2 Co+3 + 3 K2S --> Co2S3 + 6 K+ b) 2 Co(OH)3 + 3 K2S --> 2 CoK3 + 2 S(OH)2 c) OH- + K+ --> KOH d) 2 Co(OH)3 + 3 K2S --> Co2S3 + 6 KOH

Q: Complete the changes in concentrations for each of the following reactions:(a) AgI(s) ⟶ Ag+(aq) +…

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Q: A solution is made initially with 0.200 M HIO3 (Kc = 0.170). Once the equilibrium below is…

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Q: A solution of PbI2, has an Iodide concentration [I−]=3.0×10−3. 1.a) Write out the equilibrium…

A: Given data contains, The given compound is PbI2. Concentration of iodide is 3.0×10−3.

Q: 1) The equation below represents the equilibrium process of a saturated solution of Ca(OH)2 If the…

A: "Le Chatelier's principle" is mainly utilized for the prediction of effect of some various changes…

Q: A solution is made initially with 0.390 M HIO3 (Kc = 0.170). Once the equilibrium below is…

A: Answer: HIO3 is a weak acid, therefore on adding it in water its partial ionization takes place and…

Q: Calculate the initial concentration of Fe ion in the solution below. Fe3+ (aq) + SCN- (aq) FeSCN²+…

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Q: e the balanced neutralization equation

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Q: A quantity of 19.68 mL of a KOH solution is needed to neutralize 0.4838 g of KHP. What is the…

A: Here, given that mass of potassium hydrogen phthalate (KHP) is  0.4838 g, molecular mass is 204.224…

Q: Complete the balanced chemical equation for the following reaction between a weak acid and a strong…

A: 2 Moles of HCN reacts with 1 mole of Ca(OH)2 to produce 1 mole of Ca(CN)2 and 2 moles of water.

Q: If 316.0 mg of AgBr is completely dissolved in 144.0 mL of 0.12 M NH3, what is the equilibrium…

A: Given, The mass of the AgBr = 316.0 mg The concentration of ammonia (NH3) = 0.12 M The volume of the…

Q: The titration of 20.0 mL of a H2SO4 solution requires 42.6 mL of 0.16 M LIOH solution. What is the…

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Q: A solution is made initially with 0.200 M HIO3 (Kc = 0.170). Once the equilibrium below is…

A: Balanced reaction equation isHIO3(aq)       ↔      H+ (aq)  +  IO3-(aq)Initial [HIO3] = 0.200 MKc =…

Q: 325mg of acetylsalicylic a weak acid. The Ka of this acid is 3.69 x 10-4. a. Give the equation for…

A: 1) Aspirin (HC9H7O4):                          HC9H7O4 <----> C9H7O4 - + H+  2) 2 tablets in…

Q: Please answer the question, its all in one question but 3 different parts. Thank you.

A: The question is based on qualitative analysis. we have to describe the observations taking place.

Q: For the reaction below, Kc = 1.10 × 10⁻⁸. Note Kc is sometimes called K. What is the equilibrium…

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Q: What is the equilibrium expression for the following reaction? A(s) + 2B(l) 3C(aq) + 4D(aq)

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Q: Boric acid, BOH is used as a mild antiseptic. What is the pH of a 0.025 aqueous solution of boric…

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Q: Write the equilibrium constant expression, Kc, for the following reaction: (If either the numerator…

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Q: 1. For the reaction: 2NH3(g) + CO2(g) 5 (NH2)2CO(s) + Hz0(g) AH = - 330 kJ Predict how each of the…

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Q: Balance the following chemical equation (if necessary): SICI.(s) + H2O(1) → H,S¡O«(aq) + HCI(aq)

A: The given unbalanced equation is as follows: SiCl4(s) + H2O(l) → H4SiO4(aq) + HCl(aq) All the atoms…

Q: A chemistry graduate student is given 100. mL of a 0.40M chlorous acid (HCIO₂) solution. Chlorous…

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Q: Determine if the following salt is neutral, acidic or basic. If acidic or basic, write the…

A: The salt given is KIO (Potassium hypoiodite)

Q: Balance the reaction. Be sure to enter a "1" if a "1" is assumed.  Mg(OH) 2 (s) +  HCl (aq) -->…

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Q: For the reaction below, Kc = 1.10 × 10⁻⁸. Note Kc is sometimes called K. What is the equilibrium…

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Q: acid

A: Given, a 4.50 g tablet of magnesium hydroxide neutralizes 400.0 mL of stomach acid, HCl.  We need to…

Q: 2NaOH (aq) + CuSO4 (aq) --->  Cu(OH)2(s)  + Na2SO4(aq)   How many grams of copper II sulfate are…

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Q: When 2.24 mol KOH is added to 1.00 L of 0.50 M Al(NO3)3. After the aluminum nitrate has reacted with…

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Q: 2. Calculate the molar solubility of lead(II) phosphate in a pH 10 solution. Ksp = 1.0 x 10-54 Kf =…

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Q: A student performs a titration of 53.0 mL of a phosphoric acid (H₂PO₂) solution of unknown…

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Q: For the reaction below, Kc = 1.10 x 104. Note Kc is sometimes called K. What is the equilibrium…

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Q: Complete the balanced dissociation equation for the compound below in aqueous solution. If the…

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Q: Please answer all the three the questions as soon as possible Thank you so much! 3. Solid silver…

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Q: You prepare a standard NaOH solution for the laboratory, using potassium hydrogen phthalate…

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Q: Determine the pH of a 0.0525 M Fe(NO3)3 solution. The Ka for Fe3+ is 6.3 x 10^-3. What is the pH?

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Q: Given the following reaction: ACO3 (s) → A²+ (aq) + CO (aq) Which way will the reaction shift if you…

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Q: A chemist uses 0 25 Lof 2.00 M H2S04 to completely neutralize a 2.00 Lof solution of NaOH The…

A: Given,  Chemical reaction is : 2NaOH + H2SO4 ----------> Na2SO4 + 2H2O Molar concentration of…