Under which circumnstances is it appropriate to apply the pre-equilibrium approximation

Q: In the Haber process, ammonia is synthesized from nitrogen and hydrogen: N2g) + 3H2(g) → 2NH3(g) AG°…

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Q: Provide an IUPAC name for the compound below. ball & stick labels (Specify (E) or (Z)…

A: For the given compound , Compound is CH3-CH2-CH=CH-CH2-CH3 Double bond is present on the 3rd carbon…

Q: 2. The solubility product for the dissolution of calcium carbonate in water (ar pH-7, 20 C) is K4.8…

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

Q: I. Balance each half reaction in basic solution. 1. Cr2O, → Cr³* 2. NO → NO3- 2 -

A: Here we are required to balance to half reaction in basic condition

Q: For the reaction below ∆G° = + 33.0 kJ, ∆H° = + 92.2 kJ, and ∆S° = + 198.7 J/K. Estimate the…

A: We wil use the Gibbs helmholtz equation to calculate the temperature when ∆G is zero. And above this…

Q: Ponatinib HCI, an antitumor drug: N. H F This molecule is missing sixteen lone pairs. Add them to…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: please determine the molar solubility of Mg(OH)2 in a solution buffered at a pH of 8.

A: Given:: pH = 8 Ksp of Mg(OH)2= 5.61×10-12 Molar solubility of Mg(OH)2= ?

Q: Unbalanced Reaction Equation: Fe2+(aq) + MnO4-(aq) → Fe3+(aq) + Mn2+(aq) Question Content Area MnO4-…

A: Given :-  Fe2+(aq) + MnO4-(aq) → Fe3+(aq) + Mn2+(aq)  MnO4- is reduced here  To find :-  Oxidation…

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: 3. During the experiment, when calculating AH using the formula AH=C x AT, can we calculate the AH…

A: Ans 3. Formula    ∆H = C x ∆T ,     where ∆H is the change in enthalpy,                ∆T is the…

Q: Epinephrine contains the __ group that is absent in norepinephrine. The donor of this group is…

A: epinephrine: It another name is adrenaline, this is a hormone that is secreted mainly by the medulla…

Q: For the following compounds, into how many proton NMR peaks will each of the circled protons be…

A: *Number of proton NMR  peak can be calculated     from near by equivslent proton. * It is calculated…

Q: The hall-de of radon- 222 is 25 days A bomeonner med aradon test kat to sample the air a ha bome,…

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

Q: At 1275 K, ∆G° = 18.1 kJ/mol for the reaction 3 A (g) + B (g) → 2 C (g). If the partial pressures of…

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Q: of strong bases. From the following solutions choose the one(s) that have the largest buffer…

A: The solutions given are  I. 1.50 M HF and 0.10 M NaF II. 0.10 M HF and 1.50 M NaF III. 1.50 M HF and…

Q: One of the cylinders of an automobile engine has a volume of 400.0 cm3. The engine takes in air at a…

A: Given :-  Initial pressure = 1.00 atm  Initial volume = 400.0 cm3  Initial temperature = 15.0°C…

Q: A voltaic cell has the following initial state: Cr (s) | Cr3 (aq, 2.0 M) || Cr3* (aq, 9.0 M) | Cr…

A: The cell given is, Given: Volume of cell = 1.00 L And current = 26 A

Q: How many grams of each iodine is present in 45.56 grams of Pbl2?

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Q: 2600 K, ΔG° = 775 kJ for the vaporization of boron carbide: B4C(s) → 4 B(g) + C(s) Find ΔG and…

A: Given, □G° = 775 kJ Reaction Quotient (Q) = (PB)4   = (1.0×10-5)4 = 1×10-20

Q: K=2 K= At equilibrium? At equilibrium? O yes O yes no O no K K At equilibrium? At equilibrium? O yes…

A: The equilibrium constant is defined as the ratio of the concentration of the product to that of…

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: 5.10 moles of a compound are heated to boiling point, at constant pressure, absorbing 797 kJ of…

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Q: The 'H NMR spectrum of chloroethane (CH3CH,CI) recorded on a 500 MHz NMR spectrometer consists of…

A: Given: The frequency of the spectrometer = 500 MHz We have to calculate the frequencies for the 1.48…

Q: 1) NaOEt Me OEt 2) H30* Could you show the mechanism please, also how do you know which alpha…

A: The reaction given is,

Q: 2 moles of ideal gas initially at 30 °C with Cv= 2.315 J/mol-K is heated to and expands at constant…

A: Given :  Number of moles(n) = 2 moles  Cv = 2.315 J/mol-K  Initial temperature (T1) = 30°C  Final…

Q: Calculate the mass of CaCO3 (MM = 100.0 mg/mmol) produces from heating 400.0 mg of CaC2O4•H2O (MM =…

A: Concept: heating an oxosalato salt of group-2 metal form corresponding carbonate of the metal and if…

Q: Your teacher asks you to dilute 6.0 M HNO3 (M1) to 250. mL (V2) of 1.0M HNO3 (M2). What volume (V2)…

A: Given Molarity(M1) = 6.0 M Volume (V1) = ?  Molarity (M2) = 1.0 M Volume (V2) = 250.0 mL

Q: If the same mass of Na2SO4 (MW: 142 g/mol) and K2SO4 (MW: 174 g/mol) were weighed and used for the…

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Q: Use the figure below to find an indicator for these titrations: (a) 0.10 M CH3NH,( K, = 4.4 × 10-4)…

A: The best indicator is the one that gives the color change exactly during the equivalence point pH.…

Q: Calculate the pH of each of the following solutions (b) a solution that is 0.115 M in NaCIO and…

A: Given: pH of the given solution has to be calculated. (b) a solution that is 0.115 M in NaCIO and…

Q: Write a balanced half-reaction describing the oxidation of aqueous vanadium(I) cations to aqueous…

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Q: An unknown element X- forms a coordinate compound in the presence of Cl-, XCl2. If 1.66 moles of X+…

A: Given: Initial moles of X7+ = 1.66 mol. Initial moles of Cl- = 15.5 mol. Volume of solution = 4.32 L…

Q: Determine the mole fraction of CH3OH in a solution prepared by dissolving 36 g of alcohol in 1000g…

A: The mole fraction of any substance is defined as the ratio of the no of moles of that substance to…

Q: Name the following compound HN Br ....

A: Longest carbon chain is 7 - carbon long , and numbering is done from the side functional group(…

Q: Methane and water react to form carbon monoxide and hydrogen, like this: CH,(0)+ H,O(9) - CO(g)+…

A: CO = 71  mmol H2 = 213 mmol

Q: н- С — Н C. С - н C H. H. H. Н-с - Н 1. HICIH HIC CIH

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Q: Water has a pH of 7. If 0.1 mL (about one drop) of 1.0 M HNO, is added to 100 mL of water, the…

A: Concentration of HNo3 solution = 0.001 M

Q: Barium chloride is reacted with sodium sulfate to produce barium sulfate and sodium chloride. How…

A: Given: Moles of BaCl2 = 0.8 mol

Q: I would like to see the steps (arrows) that was taking to get all five isomers that is currently…

A: Note: Dehydration of 4-methyl-2-pentanol results different olefins via different carbocations ( see…

Q: Identify the reagents needed to achieve the following transformation. If any of the steps aren't…

A: We have to carry out the given transformation.

Q: 3. How many grams are in 2.25 moles of each of the following? a. N2 b. NaBr c. C6H14 d. H2O

A: Note : 1 mole of the compound weight in grams is equal to molecular weight of the compound. For…

Q: What is the normality of a solution containing 180g of HCI in 2600ml of solution? (MW: H = 1,…

A: A)  Given :-  Mass of HCl = 180 g  Volume of solution = 2600 mL  MW: H = 1, C|=35g  To calculate :-…

Q: Весause s is a strong acid, it dissociates almost com- pletely in water. That means the…

A: We have given that, the concentration of H+ is nearly equal to the concentration of HNO3.

Q: ne pH of a 0.6 M

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Q: Which of the following molecules has an assumed van't Hoff factor equal to 17 a.  MgS0+ b. NaHS04…

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

Q: My System Suitability Tests can contribute to PQ True False

A: The recorded collection of activities required to verify that an instrument consistently operates…

Q: 2. Determine the number of pi and sigma bonds in the following molecules: a. H H. H b. H

A: (2)  There are mainly two type of bonds present in different type of Molecules.  One of them is…

Q: A. explain each step with words on how to get the structure. Step 1: Calculate the Index of…

A: Given that, the molecular formula of the compound is C6H14O. We have to determine the molecule…

Q: • Observe the following reactions carefully: H2(g) + F2(g) 2HF(g) AH = -537 kJ > C(s) + 2 F2(g)…

A: The reactions given are, 1) H2 (g) + F2 (g) → 2 HF (g)                      ΔH = -537 KJ 2) C (s) +…

Q: Use systematic treatment of equilibrium to calculate the molar solubility of AgIO3 in an aqueous…

A: Solution to the question is given below ?