the K for a reaction is determined to 3.81 at 20.26 ºC, then what is ΔG for the reaction (in J/mol, round to the nearest one)?

Q: 16. Provide a curved arrow mechanism for the transformation shown below. Be sure to show the…

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Q: How do you draw the furanose and pyranose forms of D-ribose (chemical structure)?

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Q: A. GFAAS B. Cold vapor technique C. Hydride generation technique

A: All three are atomic absorption spectrometry techniques. Graphite furnace atomic absorption…

Q: NaOH/H,0 -NCI 4. O C

A: Given,

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Q: Fluorine can be prepared by electrolysis of its aqueous salts   A. False   B. True

A: The statement is False.   There are two cations and anions are present in the solution. Cations - -…

Q: Spectra quality in ATR-FTIR is dependent on sample material. True O False

A: Option A is correct answer. True.

Q: Provide a mechanism for the following transformation. NH2 NaNO2/HCI/H,0 OH CH3 H3C- -CH3 H3C CH3 CH3…

A: Given : We have to make the product for the given reaction.

Q: A reaction at-11.0 C evolves S84. mmel of sutur tetraftuoride gas Calculate the volume of sutur…

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Q: Hydrogen peroxide releases oxygen gas on decomposition: 2 H202 (1) --> 2 H20 (1) + O2 (g) ΔΗ - 196.1…

A: Given, 2H2O2(l) ➝ 2H2O(l)  + O2(g)  ∆Hrxn = -196.1 kJ mass of H2O2 decomposes = 652 g amount of heat…

Q: Using the Ideal Gas Law to Calculate Molar Mass A 1.22-g sample of an unknown gas has a volume of…

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Q: ance the following equations: NH, (g)+O, (g) → NO, (g) +H,0 (g) А.) Al(NO,); + Na,S → Al,S, + NaNO,…

A: To balance the chemical equation we first need to count the number of atoms of each element on both…

Q: Which of the following statements are false for the time-of-flight mass spectrometer ? Light…

A: Mass spectrometry helps us to find the structure of the unknown organic compound on basis of the…

Q: Solve this equation with the appropriate significant figures. 181.34 x 1930.4582 =

A: The given equation is - - - > 181.34 x 1930.4582 = 350069.289988 =350070

Q: magnesium nitrate? 5. How mL of 4.0 % 1.2 g of

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: hich element es each

A: Electronic configuration of element is the complete adress of electron that is electron is present…

Q: How many kilojoules of energy are generated when in 82.8 grams of CO(g) reacts according to the…

A: Weight of CO = 82.8 gm

Q: A photon of light has a frequency of 3.26 x 105 hertz. What is its wavelength? The speed of light is…

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Q: Explain the trend that bond formation does to atomic order by selecting all those that apply.…

A: Correct option is C

Q: * pH of a Strong Acid, a Weak Acid The pH of a solution is the negative logarithm of the molar…

A: Ph of given solution= 1.

Q: Describe a "mole" used in chemistry. First, define it, then give examples, then why it's so…

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Q: A generalized, unbalanced chemical equation for the synthesis of a compound is given below. A + BC…

A: Limiting reagent is the reagent which controls the reaction. When the amount of limiting reagent…

Q: tructure corresponding to each name: (a) N-m ethylaniline; (d) N,N-diethylaniline.

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Q: Calculate quantity of charge and maximum work from a battery. The discharge reaction for a…

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Q: Write out a balanced molecular and a net ionic equation, both with phase labels, for the reaction…

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Q: Consider the chemical equation 2 A + 3 B ---> 4 C + D The reaction enthalpy is 705 kJ How many…

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Q: percent change

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Q: What is the value of ΔGo in kJ at 25 oC for the reaction between the pair:   Sn(s) and Pb2+(aq) to…

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Q: A mixture of benzene and ethylene chloride obeys Raoult’s law accurately. At 50oC, their vapor…

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Q: Which of the following aqueous solutions are good buffer systems? O 0.38 M barium iodide + 0.27 M…

A: Buffer solution formed by combination of weak acid or base with salt of weak acid or base…

Q: How are the following aspects of a reaction affected by the addition of a catalyst? Increased…

A: Addition of catalyst does not change position of equilibrium it can decreases activation energy of…

Q: Draw the products of each acid-base reaction. a. + NaOH OH bmou

A: Dear student since you have asked multiple questions but according to guidelines we will solve 1st…

Q: Write the net-ionic reaction that occurs between Na2HPO4 and NaOH (an acid-base reaction)

A: Write net-ionic equation of the given acid-base reaction---

Q: Complete the starburst scheme below by predicting the product of each reaction. CH2N2 HBr O3 then\…

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Q: When an alcohol undergoes a condensation reaction, which of the following class of compounds might…

A: A condensation reaction is a reaction in which two molecule are combined to form a single molecule…

Q: The following mechanism for the gas phase decomposition of oxygen difluoride is consistent with the…

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Q: ATR works by measuring the changes that occur in an internally reflected IR beam when the beam comes…

A: We have to tell the given statement is either true or false.

Q: Draw the major organic SN1 product for the reaction shown.

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Q: A buffer solution contains 0.294 M nitrous acid and 0.416 M potassium nitrite. If 0.0246 moles of…

A: Given- Concentration of nitric acid =0.294M Concentration of potassium nitrite =0.416M Moles of…

Q: Exhibit 17-1 Use this list of half-reactions to answer the following question(s). MnO4−(aq) +…

A: We have given the value of the reduction potential of half cells. Oxidising agent is the agent which…

Q: Why are H3PO4 and H2SO4 used in the synthesis of 4-methylcyclohexene from 4-methylcyclohexanol and…

A: Given: H3PO4 and H2SO4 used in the synthesis of 4-methylcyclohexene from 4-methylcyclohexanol and…

Q: rate =

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Q: Question 6 In ATR-FITR, an IR beam is directed onto an optically dense crystal with a high…

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Q: If it takes 6.84 hours for 1.00 L of nitrogen, N2, to effuse through the pores of a balloon,…

A: Given as  The time taken for 1.00 L of nitrogen is 6.84 hrs to effuse through the pores of a ballon.…

Q: High-pressure ATR is used to analyze very hard sample.  True  False

A: Attenuated total reflection (ATR) spectroscopy is an analysis technique that utilizes the surface of…

Q: The pH curve generated by titrating phosphoric acid with sodium hydroxide will have _________…

A: Basicity of acid is  equal to equivalence point.

Q: OH + HSO, H2O + SO, 2. Convert each H3O concentration to a pH value. a. 1x10 M b. 1x 10" M c.…

A: Question 2) pH  pH can be define as negative logarithm of H+ or H3O+ ion  concentration. pH =…

Q: If 1.0 liter of 0.2 M acetic acid is treated with 4.0 g of NaOH, predict the resulting pH. Acetic…

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Q: Using the data in the table, calculate the rate constant of Trial [A] (M) [B] (M) Rate (M/s) this…

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Q: What is the molarity of a solution containing 59.4 g of MgCl, dissolved in 1.00 L of solution? O…

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