What is the pH of a buffer solution that is 0.10 M chloroacetic acie, HC2H2ClO2 and 0.15M sodium chloroacetate NaC2H2ClO2? The Ka for HC2H2ClO2 is 1.4x10-3. Express your answer to two decimal places.

Q: The molar solubility of Ca(OH)2 was experimentally determined to be 0.019 M. Based on this value, wh...

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Q: 4. Calculate the change in pH that results from adding 25 mL of 0.010F HCI to 500ml buffer solution ...

A: Given,  [NH3] = 0.25 M  [NH4Cl] = 0.15 M  Volume of the buffer in mL = 500 mL  Volume of HCl added =...

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Q: How much heat is gained by the water? B. How much heat heat is lost by the zinc metal? C. From the d...

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A: There is a reasonable leaving group in the ester.

Q: What is the molar solubility of BaF2 (Ksp = 1.8 x 10-7) in a solution containing 0.33 M KF(aq)?

A: BaF2(aq) -----> Ba+2(aq) + 2F-(aq)  Ksp = 1.8 x 10-7 

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Q: How many grams of potassium chlorate decompose to potassium chloride and 738 mL of O, at 128°C and 7...

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Q: Bronsted Lowry conjugate acid base

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Q: Draw all monochlorination products obtained from the free radical chlorination of 2,3,5-trimethylhex...

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A: 1.) First we would calculate moles and draw ICE table for reaction between acid and base.  Then we w...

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Q: consider the following exothermic reaction at 0.00 °C and 1.00 atm Se04 (g) Se(g) + O2 (g) , Kc = 2....

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Q: experiment [Hg(OH)2] (M) [CaCl2] (M) hotnitial rate (M/s) 1 0.022 0.0022 5.0 x10 4 0.085 0.0022 7.5 ...

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Q: When titrated with a  0.1081 M   solution of sodium hydroxide, a 58.00 mL solution of an unknown pol...

A: Given-> Molarity of NaOH (M1) = 0.1081 M Volume of NaOH (V1) = 21.61 ml Volume of acid (V2) = 58....

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A: Given, mass of K3Fe(CN)6 = 1210 mg = 1.210 g Molar mass of K3Fe(CN)6 = 329.2 g/mol Volume of solutio...

Q: NH Oit 1d 25 1d 1s 25 4t 10 8. 7 6 5 1. 2. 3. 1.

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Q: 2) Select which of the following pieces of laboratory experiment could be used when measuring out 20...

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Q: 1. The literature value for the Kg of Ca(OH), at 25°C is 4.68 x 10. How does the value you determine...

A: #1: The literature value of Ksp of Ca(OH)2(s) = 4.68*10-6  Experimental value of Ksp of Ca(OH)2(s) =...

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A: Melting point range is the range of temperature where substance actually melts .  

Q: A dextrose solution contains 40.0 mEq/L Na+ and 15.0 mEq/L HPO42−, in addition to other ions.How man...

A: Given, Na+ ion concentration = 40.0 mEq/L HPO42- ion concentration = 15.0 mEq/L

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Q: Draw and provide the Functional Group and R Group for propane.

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Q: Consider the reaction 2 S(g) + 3 O2(g) → 2 SO3(g). Using the standard enthalpies of formation listed...

A: standard enthalpy of formation of SO3(g) = -395.7 kJ/mol standard enthalpy of formation of O2(g) = 0...