If a solution has a 1max of 500 nm, what is the likely color of the solution? red orange blue green yellow

Q: The concentration of Fe2+ in a sample is determined by measuring the absorbance of its complex with…

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Q: Answer 7a

A: Solution Explanation:Step 1: Step 2: Step 3: Step 4:

Q: A colored solution of concentration 0.0344 mol/L has an absorbance of 0.481. What is the…

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Q: three experiments are performed on unknown solution, the results are shown in the opposite table ..…

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Q: A copper(II) sulfate solution of unknown concentration is placed in a colorimeter and an absorbance…

A: Given: Absorbance of unknown solution = 0.46  Absorbance of 0.055 M solution = 0.34

Q: CrCl3CrCl3 Express your answer as an ion.

A: The given compound is CrCl3 and its IUPAC name is chromium (III) chloride.

Q: After standardization, silver nitrate must be stored in amber bottle and at room temperature with…

A: Silver nitrate is a highly reactive compound. When exposed to light, it undergoes hydrolysis to give…

Q: Construct the orbital diagram to show the electron configuration of phosphorus, P. Be sure to…

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Q: The concentration of Fe²+ in a sample is determined by measuring the absorbance of its complex with…

A: We would use formula of absorbance given as :  A = ECl  where, E is molar absorptivity which depends…

Q: To make this KNOWN solution, 0.1632 g was mixed with water (to the mark) in a 100.mL volumetric…

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Q: Schematic Diagram: Draw the schematic diagram of a solution containing the following. Cr, Mn, Ni *

A: The scheme is as follows:

Q: In an aqueous solution at 25 °C, if [H₂O] = 9.1 x 104 M, then [OH] is:

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Q: What is the reference method for sodium and potassium determination

A: The detailed solution of your question is given below- Since, we know that the Sodium and Potassium…

Q: MeONa NaN 7 Fe 7 Sn N.

A: 1-Fluoro-4-nitrobenzene reacts with sodium methoxide and gives 1-methoxy-4-nitrobenze as product.

Q: If a solution is red in color, what color and approximate wavelength range would it absorb the most?

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Q: Data and Calculat Method II Depth in mm Volume in mL, 2.00 × 10-3 M Volume in mL, 2.00 x 10-3 M…

A: The reaction occurring above can be written as: Fe3+ (aq) + SCN- (aq) →[FeSCN]2+ (aq) Concentration…

Q: Ba(NO3)2 + Na2CO3 → Mg(NO3)2 + K2CRO4 → Ca(NO3)2 + K2CrO4 → Sr(NO3)2 + K2CrO4→ -> Ba(NO3)2 + K2CRO4→

A: The incomplete Chemical Reaction can be completed as -  (1) When barium nitrate is treated with…

Q: Following is a table of data showing the absorbance of a solution of cobalt(II)  ion at different…

A: Welcome to bartleby !  We have to calculate the concentration of unknown solution

Q: eq• Calculate Keq-

A: 1. An equilibrium reaction is that reaction which can not go to 100% completion but is at a…

Q: 20% H2SO4 L added Au1 i

A: The values of added gold and emission intensity count can be given. To find the concentration of…

Q: Use a spreadsheet program, such as Microsoft Excel, to graph the data points and determine the…

A: To plot the given spectroscopic data in Microsoft excel and to determine the equation of the best…

Q: -96 -5 +1 +4 +5 PbSO.(s) + H*(aq) + 2CI (aq) = Pb(s) + HSO, (aq) + Cl2(g)

A: The given reaction is, PbSO4(s) + H+(aq) + 2Cl-(aq) ---> Pb(s) + HSO4-(aq) + Cl2(g)

Q: What is the absorbance of a theoretical compound in a 5.26 x 10-5 M solution, a path length of 1.5…

A: The relationship between the absorbance and concentration is given by  A = ECl where A = absorbance…

Q: 1. 20.0 ml of 0.500 M Acetic Acid (CH3COOH) is titrated with 0.500 M KOH. Find the pH a. Before…

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Q: 6. Calculate the number of moles of NaOH that must be added to 1.0 L of 0.50 M HC₂H₂O₂ to produce a…

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Q: Briefly explain how AAS can quantify the amount of lead in sample solution?

A: Atomic Absorption Spectrometry (AAS) is a technique for measuring quantities of chemical elements…

Q: (4d-202) A buffer solution is made by mixing H3PO4 and NaH2PO4 in water. How does this buffer system…

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Q: 4. Calculate the pH of a mixture that contains both 0.255 mol HC₂H₂O₂ and 0.165 mol NaC₂H₂O₂ in 1.00…

A: Given,moles of HC2H3O2 = 0.255 molmoles of  NaC2H3O2 = 0.165 molvolume of the solution = 1.00 Lmoles…

Q: 4. Is the following solution acidic, basic or neutral? Justify your answer. a. 0.85 M NaHSO4 b. 1.0…

A: We have to identify whether the solution is acidic or basic or neutral.

Q: Cr(NO3)3 C.

A: Given,  Cr(NO3)3

Q: 1. Draw particulate representations of the three other ionic compounds in the table above, Be sure…

A: Ionic compounds are formed by coulombic attraction force between two oppositely charged ions. Thus…

Q: 2. Calculate the AH for the reaction: N2O4 + CO → N20 + CO2

A: Heat of reaction is defined as the amount of heat released or added during the course of a reaction…

Q: The spectroscopic data given in the table was generated for two different concentrations of a…

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Q: 3. Given the following Kb value (Kb(NH₂): 1.8 x 10¹5) a. Calculate the pH of a 0.45M NH, solution.…

A: Given,a. Molarity of NH3 = 0.45 M  Kb of NH3 = 1.8 x 10-5 c. Molarity of NH4 = 0.45 M

Q: 1. What is the color of copper(II) sulfate solution? 2. How does absorbance vary with concentration…

A: 1. Blue vitriol (CuSO4) dissolved in water gives blue color solution is known as CuSO4 solution.  2.…

Q: Draw the the structures of the reactants and the products according to the hybridization theory: (i)…

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Q: The spectroscopic data given in the table was generated for two different concentrations of a…

A: Plot is

Q: The spectroscopic data in the table is generated with five solutions of known concentration.…

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.