A 0.01M solution of carbonic acid dissociates into 0.000066 moles HCO3- /L at equilibrium. What is the pH?

Q: Suppose that at some initial time all the molecules in a container have the same translational…

A: Given that, the translational energy is is E = 2.0×10-14 ergs. We have to calculate the final…

Q: Consider a solution consisting of 1.75 mol water and 0.97 mol ethanol. What is the entropy of…

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Q: 4. For over-the-counter preparations, inactive ingredients are called fillers. Are these the…

A: We have find out the answer.

Q: In the phase diagram of water, where is the solid-liquid boundary? 218- E B 0.006- A 0.01 100 374…

A: We have to predict the boundary.

Q: For the reaction PCI3(9) + Cl2(g) = PCI5(g) at a particular temperature, Ke = 24.3. Suppose a system…

A: Given :  PCl3(g) + Cl2(g) <-----> PCl5(g)  [PCl5] = 0.60 M [PCl3] = 0.10 M [Cl2] = 0.15 M  Kc…

Q: At 400°C, Ke- 64 for the equilibrium H2lu) • Izlal - 2Hial. If 3.00 mol H2 and 3.00 mol l2 are…

A: Given,   Moles of H2 = I2 = 3.0 mol Volume = 4 L Molarity of I2 = H2 = 3/4 = 0.75M Kc = 64

Q: .Which of the following elements have same total number of electrons in p orbitals? a.Na and K b. K…

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

Q: Complete the statements about the redox reaction below. 2Au*(aq) + 3Cd(s) → 2Au(s) + 3Cd²*(aq)…

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Q: A 356 g sample of nitrogen goes through a temperature change of +71.43 °C. The J specific heat…

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Q: According to the crystal structure, which symmetry element does crystals of cis-[Co(en)2CI2]CI.H20…

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Q: Saved A reaction is experimentally found to follow the rate law, Rate k[A] where k = 0.355 Mmin.…

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Q: Which of the following is the weakest oxidizing agent?  A. H2O2 (aq)            D. F– (aq) B. Fe3+…

A: The species given are: H₂O₂ (aq), F (aq), CIO₂ (g), Fe3+ (aq), Fe (s)  An oxidizing agent is one…

Q: 27G. A solution that is 0.010 M of the salt triethanolammonium bromide, (CaH,ONHJBr. (Kb, (CsH9OsN)…

A: Nature of salt: 1. If a salt is made by reacting strong base and strong acid then it's nature would…

Q: 4 Find the nuclear binding energy of potassium-40 (atomic mass = 39.9632591 amu) in units of joules…

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A: According to the question, a current is passed through a solution of copper(II) sulfate long enough…

Q: Calculate the heat energy released when 19.0 g of liquid mercury at 25.00 °C is converted to solid…

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Q: AG° f

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Q: .To find the concentration of an acid solution, pure sodium carbonate can be used as a standard. In…

A: Given: Mass of sodium carbonate i.e. Na2CO3 used = 2.15 g. And the volume of HCl solution used =…

Q: CH3OH(g)⇌CO(g)+2H2(g)CH3OH(g)⇌CO(g)+2H2(g) (Note that…

A: we need to calculate ΔG for the given reaction

Q: EIO OEt Predict the major product of the following reaction sequence. 1) NaOEt 2) -Br ? EtO OEt 3)…

A: Note : Diethyl malonate reaction with sodium ethoxide and alkyl halide results C-alkylation at…

Q: Identify the major aldol condensation product obtained when the following compound is heated in the…

A: Given compound is pentanal  And it has aldehyde functionality. It is a base catalyst reaction.…

Q: Calculate the volume in milliliters of a 1.3M sodium chloride solution that contains 325. mmol of…

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Q: Suggest a real life situation where salinity can be useful.

A: Salinity or water: The term salinity is mainly know  to the concentrations of salts in water or…

Q: The % w/w I– in a 0.6712-g sample was determined by Volhard titration. After adding 50.00 mL of…

A: Answer: These questions are based on stoichiometric calculation where we have to convert the moles…

Q: +21 + 2HO HOI + OH Slow Fast 1-1- H0 Fast rate law that is consistent with this meche e Choice…

A: As we know, in the reaction mechanism, slow step is rate determining step (RDS). Rate is depend upon…

Q: :0: 3- A. The Lewis diagram for PO3- is: The electron-pair geometry around the P atom in PO43- is…

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Q: Question 11 Which of the following would be the correct equation for determining the number of moles…

A: Choose the correct expression for number of moles ---

Q: For the reaction N2(g) + 3 H2(g) 2 NH3(g) Kc= 0.0600 at a certain temperature. In an equilibrium…

A: • The given reaction is,          N2 + 3H2 ⇌ 2NH3(g)  • The values provided in the question are:-…

Q: How does hydronium ion concentation relate to electrode potential in potentiometry? a. As…

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Q: solutions of NaOH and NiCl2 are combined Type of Reaction:   Balanced Chemical Reaction:…

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Q: 1-butanol yields 1-bromobutane in the presence of concentrated sulfuric acid and an excess of sodium…

A: We have to predict the percentage yield.

Q: An 80.0 g sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was…

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Q: An unknown sample of Librium was analyzed using polarography. A 50 mL sample containing the sample…

A: given that , Wave height was 0.40 uA when it contained 50 ml Librium. Now after adding 5 ml , the…

Q: Which of the following nuclear processes does not change the mass number in the product element…

A: I. Alpha emission: XZA→XZ-2A-4 +He24

Q: For a certain chemical reaction, the equilibrium constant K = 7.9 × 10 -4 at 20.0 °C. Calculate the…

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Q: use this equation 2 Al + 6 HCl = 2 AlCl3 + 3 H2 How many grams of aluminum are required to react…

A: The balanced reaction taking place is given as, => 2 Al + 6 HCl → 2 AlCl3 + 3 H2  Given:…

Q: O DECIMALS, PROPORTIONS, AND PERCENTS Word problem on proportions: Problem type 2 OOOO D 95…

A: Total volume = 553 ml ->4 ml of compound A used for 3 ml of compound B.

Q: F. How many grams of NO would be made from 16 grams of Cu in the reaction.

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Q: As a result of alpha emission, the product nucleus is

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Q: A city's water supply is contaminated with a toxin at a concentration of 0.63 mg/L. For the water to…

A: We have find out the correct option.

Q: Resorcinol gives a false positive with the Duquenois–Levine test. Why?

A: The Duquenois-Levine test is based on the 1,3-dioxybenzene partial structure. Any substance that…

Q: mixed in aqueous solution. If no rea sure to include the proper phases for

A: Balanced chemical reaction  Li2SO4(aq.) + Ca(NO3)2(aq.) ---> CaSO4(s) + 2LiNO3(aq.) Complete…

Q: Predicting whether molecules are polar or nonpolar ecide whether each molecule or polyatomic ion is…

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Q: Question 9 Consider a solution consisting of 1.75 mol water and 0.97 mol ethanol. What is the Gibbs…

A: Number of moles of water = 1.75 moles  Number of moles of ethanol = 0.97 moles  Gibbs energy of…

Q: ple Choice 049 46 x 103 O 58 x 103

A: According to the question, for the reaction 4CuO(s) ----> 2Cu2O(s)+O2(g)    Kp= 0.49 at T=1024…

Q: Suppose for a synthesis of hydrogen fluoride from hydrogen and fluorine, 3.000 moles of H2 and 6.000…

A: The equilibrium reaction given is,  => H2 (g) + F2 (g) ↔ 2 HF (g)                          Kc =…

Q: Rank the relative rates of the following alkyl halides in an E1 reaction.

A: Elimination reaction of alkyl halide: Alkyl halide gives an elimination reaction by reacting with a…

Q: 7. Which of the following contain polar covalent bonds? a. ammonia, NH3 C. ozone, O3 b. chlorine,…

A: As per bartleby guidelines I answered only first question so please don't mind.Thanks in advance.

Q: 1-butanol yields 1-bromobutane in the presence of concentrated sulfuric acid and an excess of sodium…

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Q: Calculate the volume in liters of a 5.00 M HNO3 standard required to obtain 2.00 L of a 2.50 M…

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.