In the complex ion, [Fe(CN)6], the primary valence of Fe is +6 +2 +4 -4

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Q: rentiate between El and E2 reactions by giving one example of each. E2 d) Draw the molecular orbital…

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Q: 1. What should be the concentration of the salt if the required concentration of the acid component…

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Q: 100.0 mL 0.15 M aqueous HF (K₁ - 6.8 x 104) is mixed with 125.0 mL 0.23 M NaF. What is the pH of the…

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Q: 4. Identify ketone for this spectrum.

A: given identify ketone

Q: What is a Langmuir isotherm? Give an equation (choose any version) for a Langmuir isotherm and…

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Q: A chemist titrates 210.0 mL of a 0.1242M lidocaine (C₁4H21 NONH) solution with 0.6479M HBr solution…

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Q: Saved to this PC 2. The reaction between bromate ions and bromide ions in acidic aqueous solution is…

A: Given reaction: BrO3- (aq) + 5Br- (aq) + 6H+ (aq) → 3Br2 (l) + 3H2O (l) Given data:  We have to…

Q: Chemistry J C6H5 enol form 0 Keto form C6H5 H keto form keto form please show electron arrow. II OH…

A: The keto–enol tautomerism describes the chemical equilibrium between a keto form (a ketone or an…

Q: Which element below has the largest second ionization energy (IE₂)? Mg OOO O Ca

A: The Ionization energy decreases from top to bottom in groups, and increases from left to right…

Q: OH SOCI2 pyridine NaCN

A: SN2 reaction is a bimolecular nucleophilic substitution reaction which occurs in one step. Here the…

Q: What are the measures to prevent corrosion of metals (look for the electrochemical reactions…

A: There are various methods that we can follow to prevent the corrosion of metals. Some of the methods…

Q: what is the ph of a buffer made from 0.080 mol of HCNO (Ka=3.5x10^-4) and 0.410 mol of NaCNO in 2.0…

A: In this question, we will determine the pH value of buffer solution which is made from the weak acid…

Q: 4. Using the Arrhenius equation, one can design experiments to find the activation energy, Ea. k =…

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Q: NH₂ 1. NaNO₂, HCI 2. HBF4

A: Here we have to write the major product formed in the following sequence of reactions.

Q: 7. How much heat is required to change 100 lbs of ice at 10°F to steam at 212°F? Assume the…

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Q: Determine AS° for 2 03(g) → 3 O₂(g). Substance S° (J/mol.K) 03 (9) 239 205 O2 (g)

A: Given: So(O3g)=239 J/mol·KSo(O2g)=205 J/mol·K

Q: Q1:Find the weight of the following petroleum sample using the following information: API Pycnometer…

A: API gravity is a widely used method for the calculation of the density of crude oil or crude…

Q: Done 7 Part A Calculating pH What is the pH of an aqueous solution with the hydronium ion…

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Q: A particular beer is 6.50% ethanol by volume (C₂H₂O). If a single bottle of beer contains 750.0 mL…

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Q: what type of reaction is this ? HCl → H+ + Cl-

A: Combination reaction: In this reaction, two reactants combine to form a single product; hence the…

Q: How many grams of Ag20 are required to produce 5.65 L oxygen gas via decomposition at 102.3 kPa and…

A: Given: Volume of oxygen gas = 5.65 L Pressure = 102.3 kPa Temperature = 175 °C Known: Molar mass of…

Q: Chemistry FII CH3 Br FF CH3 CH₂CI B I flera H₂N CH3 H H₂C CH3 OH Determine the absolute…

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Q: 6. How many oxygen atoms are there in 2.5 g of oxygen gas? a. 2.4 x 1022 b. 4.7 x 1022 c. 9.4 x 1022…

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Q: What do you call the diagram or reaction that shows only the oxidation or reduction reaction? A.…

A: galvanic and electrolytic are cell . in this cell oxidation and reduction reaction take place…

Q: In the steam distillation of lemon grass, the mixture boils at 95.00C at 1 atm pressure. If the…

A: Here steam distillation is applicable for organic compounds which is immiscible in water. Ptotal =…

Q: Using the following K, values, calculate the pH values for each of these solutions (using 2…

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Q: Given the reaction CH 4 + 2O 2 ----------> 2H 2O + CO 2 which statement is FALSE?     16 g O2…

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Q: ph=2.81 what is the h+

A: Given,  The pH of the solution is 2.81  The hydronium ion (H+ ) concentration is:

Q: An ancient wood sample is known to be 2500 years old. a. Knowing that the half-life of carbon is…

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Q: Create an analogy to explain the four quantum numbers 3. Use quantum number and the Pauli Exclusion…

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Q: Which of the following best explains why molecular compounds tend have lower melting points than…

A: Ionic compounds are formed by the strong electrostatic force of attraction between cation and anion.…

Q: Fill in the blanks to balance the equation, ___ C3H8 + ___ O2 →

A: This is the combustion reaction of propane. Propane is a hydrocarbon during  combustion  reaction of…

Q: 3. Complete and balance the chemical reaction using method of half-reactions. Write your answer in…

A: A redox reaction is balanced by balancing the mass and charge. Hence the number of atoms of all the…

Q: If the [H3O+] concentration is 0.00047M, what is the pH?

A: Given, Concentration of H3O+ ion = [H3O+] = 0.00047 M pH of the solution = ? Note: pH: It can define…

Q: The correct coefficients for the unbalanced equation below are: CoBr 3 + Na 2CO 3 ---> Co 2(CO 3) 3…

A: Mass can neither be created nor be destroyed  so we have to balance each and every atom on both side…

Q: Practice: What carbonyl compound and any other reagent will give the following products 36 Note:…

A: The Grignard reagent reacts with the carbonyl compound, aldehyde to give secondary alcohol and…

Q: A particular beer is 6.50 % ethanol by volume (C₂H₆O). If a single bottle of beer contain 750.0 mL…

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Q: 4.40 L of a gas is collected at 50.0 ᴼC.  What will be its volume when cooled to 25 ᴼC

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Q: Ex099 Which of the following is the product(s) of the (1) NaBH, ? (2) H₂O* CH₂R (A)RCH₂CO₂H…

A: The reaction occurs as follows  NaBH4 Being reducing agent supplies hydride ion in solution.

Q: answer the blank 32g of Oxygen gas (O2) was burned in the air. This means _____ moles of H2O will be…

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Q: In this exercise, using the Henderson-Hasselbach equation, you will be asked to make the necessary…

A: Given: Volume of buffer solution = 100 mL pH of buffer solution = 9.02  Concentration of acid and…

Q: Question 18 The following is data for the reaction: A + B → C + D T(K) k 298 0.0409 308 0.0818 318…

A: Here we have to determine the activation energy of the following given reaction from the given…

Q: Calculate the freezing point of a 0.125 m solution of a nonvolatile nonelectrolyte solute in water.…

A: Answer: The final freezing point of the solution is -0.2°C

Q: Question 8 • An ion has a 3+ charge, 25 electrons, and a mass number of 53. What is the symbol for…

A: ->Atomic number = proton = electron (for neutral atom) ->if positive charge then electron are…

Q: the ph of a basic solution is 12.61 what is [H+]

A: Given that the pH of a basic solution is 12.61 the concentration of H+ ion, [H+]= ? M

Q: A chemist titrates 240.0 mL of a 0.3461M hydrocyanic acid (HCN) solution with 0.0793M NaOH solution…

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Q: NH₂ 1. NaNO₂, HCI 2. HBF4

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Q: HBr 60 °C 1

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Q: what is the wavelength of the HOMO- LUMO transition in this polyene dyes?

A: Fieser Kuhn rule for conjugated polyenes:  λmax = 114 + 5M +n (48 -1.7n)-16.5 Rendo-10 Rexo M is…

Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.