Chemistry Question

Q: Part 2 1. Differentiate between the following terms: i. Classical and instrumental technique ii.…

A: The chemical compounds are analyzed using different techniques such as chromatography, spectroscopy,…

Q: The titration of 25.0 mL of an unknown concentration H₂SO4 solution requires 83.6 mL of 0.12 M LIOH…

A:

Q: What is the concentration of LiCl in the final solution when 65 mL of a 12 M LICI solution is…

A: Given,  Initial concentration of LiCl(C1) = 12 M Initial volume (V1) = 65 mL Final Volume (V2) =…

Q: What is the approximate value of the equilibrium concentration of A- for the mixture of 0.1 M HCI…

A:

Q: 10 ml of 0.01MAGNO3 is mixed with 10 ml of 0.0001 NaCl. Assume the final volume is 20 ml What are…

A: Solubility Product  The product  of maximum concentration of ions present in equilibrium with the…

Q: Please correct answer and don't use hand rating

A: Given: Acid (strong): HNO3 Acid volume, Vacid = 80.0 mLMolarity of acid, Macid = 0.770 M Base…

Q: A 100 mL water sample requires 7 ml of 0.1N HCI to titrate to the phenolphthalein endpoint (pH 8.3)…

A: Solution- Alkalinity of CaCO3

Q: D Question 47 The Ksp of CaF2 is 4 x 10-11. What is the maximum concentration of Ca2+ possible in a…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Chapter 10 roblem 8 8 of 2 Review I Constants Period Part A How many milliliters of 0.250 M NaOH are…

A: Given, Molarity of H2SO4 = 0.350M.            Volume of H2SO4 = 35.0mL = 0.035L.The balanced…

Q: Please correct answer and don't use hand rating

A: The solutions for each question step by step. QUESTION 1:Calculate the change in pH of a 350 mL…

Q: A 30.0-ml, sample of 0.00200 M AgNO3 is added to 30.0 mL of 0.0100 M Nalog. What is the equilibrium…

A: AgNO3 is added to NaIO3

Q: A 55.0-ml sample of 0.00200 M AgNO3 is added to 55.0 ml of 0.0100 M Nal03. What is the equilibrium…

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Q: Cacodylic acid (dimethylersinic acid, HAO₂(CH3)2) is a common buffer used in biology to prepare and…

A: Cacodylic acid(HA) is a weak monoprotic acid with pKa = 6.3  In a buffer solution of cacodylic…

Q: A buffer solution includes a weak 3rd attempt See Periodic Table Write a balanced chemical equation…

A: The term acid dissociation constant for a given acid can be defined as a quantitative measure of its…

Q: Question: How much Ag+ is left in solution if you mix 0.10 mole AGNO3 with 0.20 mole NaOH to make a…

A: The balanced equation for the reaction is     Ag+ (aq) + OH– (aq) ------------> AgOH (s)   Ksp =…

Q: Show work, thank you!

A: the equation for the dissociation of SrF2 is:  SrF2(s)  <=>  Sr2+(aq)  +  2F-(aq)  the ionic…

Q: I have a question about if the Molarity of H2SO4 is good.   I divide mmole with L

A: Your calculation is wrong.

Q: In a titration experiment, a student titrated 18.754 mL of 0.2925 M acetic acid solution with 19.52…

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Q: A solution containing 2.18 g of a diprotic acid H₂C₃H₂O₄ (malonic acid) was titrated with 45.5 mL of…

A: The question is based on the concept of titration. We are titrating a weak acid with a strong base.…

Q: A solution contains 6.00x10-3 M silver nitrate and 5.52x10-3 M lead acetate. Solid ammonium sulfate…

A: We know silver nitrate and lead acetate will form silver sulfate and lead sulfate when ammonium…

Q: What is the hydronium-ion concentration of a solution that is formed by combining 600. mL of 0.10 M…

A: What is the hydronium-ion concentration of a solution that is formed by combining 600. mL of 0.10 M…

Q: What precipitate is most likely formed from a solution containing Ca2*, K*, Br, and CO,2 O CaCO3 O…

A: The question is based on the concept of precipitation reactions. we have to identify the precipitate…

Q: For the reaction of 0.400 grams Na2C03+5 mL of 1.0 M HCI

A: Given reaction is                                          Na2CO3   +          2 HCl…

Q: Question: How much Ag+ is left in solution if you mix 0.10 mole AGNO3 with 0.20 mole NaOH to make a…

A: Ksp is a equilibrium constant of springly  insoluble compound

Q: QUESTION 13 Consider an acid-base titration in which the base is dispensed from a burette into a…

A: 13. Given answer of choices,    The same as the actual value.    Lower than the actual value.…

Q: Check In: Determine The Molar Solubility Ag₂ CrО In A Solution That Is 0.10 M In AgNO3? K₁p…

A: Step 1: The maximum amount of substance that can dissolve in a given amount of solvent is…

Q: Which of the following combinations of solutions does not produce a precipitate? Select all that…

A: Given: Combinations of solutions: a) Zn(NO3)2(aq) and CaCO3(aq) b) CaI2(aq) and Pb(NO3)2(aq) c)…

Q: Other Questions: Please save these for after the lab!!! Come back to these after Titration #2. 1. On…

A: A redox reaction is defined as a reaction in which oxidation and reduction take place simultaneously

Q: Determine the concentration of an HBr solution if a 50.00 mL aliquot of the solution yields 0.5745 g…

A: Given , mass of AgBr added = 0.5745 g Ksp(AgBr) = 5.0×10-13

Q: Titration of the I2 (254 g/mol) produced from 0.1142 g of primary-standard KIO3 (214 g/mol) required…

A: Titration is a laboratory method where the volume of a solution of known concentration is used to…

Q: Calculate the solubility of AgCl in: = 1.6 × 10-10 X sp ) 100.0 mL of 4.00 x 10-³ M calcium…

A: The solubility product constant, Ksp of AgCl is given as .a) The concentration of calcium chloride,…

Q: What volume in mL of 0.1354 M NaOH is required to nitrate 15.00 ML of 0.1002 M acid (HAc)?

A: An aqueous solution consists of at least two components , the solvent and the solute. It can be…

Q: a) what n titration is b) what the purpose of the indicator is

A: Titration is a part of qualitative analysis in chemistry

Q: Part 1 Feedback ll Se Heavy metal ions like lead(II) can be precipitated from laboratory wastewater…

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Q: A 25.0 mL solution of HNO₃ is neutralized with 29.6 mL of 0.250 M Ba(OH)₂. What is the concentration…

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Q: A 25.5 mL sample of 0.269 M diethylamine, (C,H5)2NH, is titrated with 0.324 M perchloric acid. At…

A: millimoles of base = 25.5x 0.269 = 6.8595 6.8595 millimoles acid must be added  6.8595 = V x 0.324 V…

Q: Titration Curve 13 12 11 10 10 11 12 13 54 Volume of NaOH Added As the ttration proceeds from point…

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Q: The titration of a 20.0-mL sample of an H2SO4 solution of unknown concentration requires 22.56 mL of…

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Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: Well, we know two moles of NaOH are required to neutralize one mole of oxalic acid. so using this…

Q: Supposed you have an unknown solution that could contain Ag+, Pb2+, or Ca2+. No precipate formed…

A: A precipitation reaction is the reaction with the formation of an insoluble salt when two soluble…

Q: A buffer solution is 0.389 M in H3PO4 and 0.351 M in NaH PO4. If Kal for H3PO4 is 7.5 x 10°, what is…

A: The given data is as follows:  The concentration of H3PO4 = 0.389 M The concentration of NaH2PO4 =…

Q: Nitesh

A: The objective of the question is to calculate the weight percent of potassium carbonate (K2CO3) and…

Q: 60.7 mL of a 0.463 M NH.CI solution is added to 490.5 mL of 0.295 M FeCl. What is the concentration…

A: Given;

Q: Question 2 Lin 34 12 10 www Titration of a weak acid with a strong base approximately 4.5 O…

A: From the titration curve of a weak acid and a strong base, it is possible to predict the pKa of the…