Chemistry What will be the total [K*] concentration in a 100-mL 0.25 M K2SO, solution ?

Q: Andi has 100 mL of acetic acid solution, 0.1 MCH3COOH a. If Ka CH-COOH = 2 x 105, determine the pH…

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Q: 4.30 The structure of 1,1,2,2-tetraiododisilane is shown here. (Reference: T. H. Johansen, K.…

A: A particular molecule has a set of symmetry elements with respect to at least one point in space.…

Q: If the reaction in #18, above, is at equilibrium when Keq = 4.0, explain whether or not the reaction…

A: The relationship between Q and Keq will tell whether the reaction is at equilibrium or not.

Q: Buffer: HC₂0/C₂O²- What mass of Na2C2O4 must be added to 500. mL of 0.25 M HC2O4- to generate a…

A: We have to calculate the mass of salt to prepare the given buffer solution

Q: how Chemical Nomenclature is different for Ionic and covalent compounds.

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Q: 3. Convert the Lewis structures to line-angle formulas Н a. b. d. Н Н T Н Т Н н N: Н О н н Н HICIN Н…

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Q: Fructose is known as fruit sugar. What is the molecular formula of fructose (MW= 180.16 g/mol) if…

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Q: Which of the following molecules will show a strong peak in IR around 1750 cm -1 ? CH3 NH₂ 0000 A B…

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Q: 8) Provide the structure of the major organic product of the following reaction 1. NaNH, 2. CH3I 9)…

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Q: What best describes the IR spectrum of NaCl? A broad peak at 3400 cm-1 A strong peak at 1700 cm-1…

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Q: At one point during the titration, there are 15.0 mL of the 1.0 M LIOH. How many moles OH- are in…

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Q: The specific rotation for (-)-methylphenidate is -38° mL g¹ dm¹. Path length of the polarimeter is 1…

A: Given , Specific rotation of (−)-methylphenidate = - 38°mLg dm path length of polarimeter = 1 dm

Q: A 1.00 liter solution contains 0.37 moles hydrofluoric acid and 0.28 moles potassium fluoride. If…

A: We have to identify if the given statements are true or false

Q: Which is a likely intermediate? Me Me hv N-Br Me Me Br

A: Here we have to determine the intermediate for the following reaction

Q: W₁ and ₂ are eigenfunctions of the Hamiltonian operator. Assuming that W: a W₂ are normalized,…

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Q: 70. Consider the following. Need correct answer with explanation and why other options are incorrect…

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Q: MISSED THIS? Watch KCV 8.2: Read Section 8.3. You can click on the Review link to access the section…

A: Given :  Part A :  Mole of N2O5 = 1.7  Part B. Mole of N2O5 = 6.1

Q: pH at this point in the titration? H₂SO4 + 2LIOH → Li₂SO4 + 2H₂O pH = [?] Hint: How many moles of H+…

A: Given the volume of 1.0 M LiOH taken for titration = 20.0 mL  Volume of 0.20 M H2SO4 taken for…

Q: Conversions: include the correct number of significant digits and follow the format provided in the…

A: Given that , We have to convert 1.2 gram to micrograms  & 10.0 cm to inches.

Q: Which peak (AE) is made from the It's attached to the circled carbon in the molecule below. yo PPH

A: -> splitting of signal is depends upon number of surrounding non equivalent hydrogen nuclei.…

Q: What molecular property determines solubility?

A: Molecular property which determine solubility are -  1) Polarity - polarity of molecule plays…

Q: How many of the molecules below would have 3 signals in the ¹H NMR spectrum? Do not consider split…

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Q: What is the IUPAC name of this compound? H Oth Exp

A: Write IUPAC name of the given structure ?

Q: Long-term space missions require reclamation of the oxygen in the carbon dioxide exhaled by the…

A: The required mole ratio for the formation of CH4 from CO2 is: 1 mol CH41 mol CO2 or 11

Q: What is K for a reaction if ∆G° =-364.8 kJ/mol at 25.0 °C? (R = 8.314 J/mol ･ K)

A: Given, Standard gibbs free energy (∆G°) = -364.8 kJ/mol = -364.8 × 1000 J/mol = -364800 J/mol…

Q: 1. Classify each reactant as an acid or base. a. HC1 + NH3 Cl + NH4+ b. CH3COOH + H₂O C. OH + HSO4…

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Q: ? Modify the structure of the starting material to draw the major organic product. Use the single…

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Q: MISSED THIS? Watch KCV 8.2: Read Section 8.3. You can click on the Review link to access the section…

A: From the mole concept of a reaction, the given question can be solved.

Q: Provide the correct systematic name for the compound shown here. OH OH OH

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Q: 70. Consider the following. Need correct answer with explanation and why other options are incorrect…

A: Radicals are species that have unpaired electrons. Unpaired electron means an electron that isn't…

Q: Calculate pCd²+ at each of the given points in the titration of 40.00 mL of 0.0030 M Cd²+ with…

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Q: What is the major organic product of the following reaction? ON 000. A В с OD A + HNO3 NO₂ H₂SO4 OH…

A: We have to predict the major product of given reaction.

Q: 2. A sample of gas at 25°C occupies 100.0 mL at atmospheric pressure, 740 mm Hg. If the pressure is…

A: 2) Boyle's law states that at constant temperature and fixed mass of gas, the pressure of the gas is…

Q: 11) Which of the following molecules would have the following potential energy diagra for rotation…

A: Question 11: According to the question, we need to determine which molecule will have the following…

Q: 10. Based on the reaction Br₂(g) + Cl₂(g) + 14 kJ 2BrCl(g), which of the following will happen if…

A: Le Chatelier principle says that equilibrium will shift in such a way so as to undo the effect of…

Q: 70. Consider the following. Need correct answer with explanation and why other options are incorrect…

A: This is a homolytic clevage ( both will get 1electron) and hence will form a free radical.

Q: D. Butane The formula for butane is C4H10. From you model of propane, construct all possible isomers…

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Q: A solution contains some or all of the ions Cu²+, Al³+, K, Ca²+, Ba²+, Pb²+, and NH₁. The following…

A: Here we have to predict the presence and absence of the following cations in the following given…

Q: 4. A solution that has a [H+] greater than pure water is a. Acidic b. Basic 5. True or False. Bases…

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Q: Chemistry In a perfect vacuum, how long does it take for a photon of light travel to travel 2800…

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Q: HC=CH Acetylene + CH3CO₂H Acetic Acid H₂SO4 HgSO4 H3C- -0-C=CH₂ H Vinyl acetate Acetylene reacts…

A: You have asked only step 4 but I am providing you all the steps for this reaction.

Q: The line-angle formula for uric acid is shown below. What is the geometry relative to the atom…

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Q: Rita has a solid Ca(OH)2 and also has 2 solutions, namely; 500 mL HF solution with a concentration…

A: #(a):  # Calculation for pH of HF: Given the molarity of HF = 0.02 M

Q: Assuming that , and are normalized calculate the normalization constant for the function f(x) where…

A: We have to calculate the value of the normalization constant (N).

Q: Energy B Which step is the lowest energy transition state? a. B b. E D c. F d. G E G H

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Q: important values if needed for this question. For the decomposition of hydrogen lodide on a gold…

A: We have to calculate the average rate of formation of I2

Q: 4. TRUE or FALSE. Entropy decreases with a decrease in temperature. 5. TRUE or FALSE. Decreasing…

A: Acids are substances which can accept a lone pair of electrons while bases are substances that can…

Q: Balance the following equations and classify the reactions as decomposition, combination,single-…

A: We will use hit and triel method to balance the chemical equations.

Q: Given the following data 2 CIF (g) + O₂(g) → Cl₂ O(g) + F2O(g) ΔΗ= 167.4 kJ 2 CIF3 (9) +202 (g) →…

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Q: HF reacts with OH", resulting in F and H₂O. Which statement is true? HF is an acid because it…

A: Acid and Base: Acid: acid can be define as those substances which produces proton (H+) when…