Calculate the Molar absorptivity constant of a this metal complex solution read at 510 nm using a 50 mm cuvette. C = 1.00 mg/L as Fe Abs = 0.967
Q: Complete the transamination reaction by matching the appropriate atoms or groups to the molecules.…
A: we have to complete the given reaction by placing the appropriate groups in the boxes
Q: 1. Classify the following amino acids as nonpolar, polar neutral, polar acidic, or polar basic. CH³…
A: When things are different at each end, we call them polar. Some molecules have positive and negative…
Q: The saturated calomel electrode, abbreviated SCE, is often used as a reference electrode in making…
A: For the galvanic cell we know that, the electrode having greater standard reduction potential will…
Q: Tollens’ reagent test to identify aldehyde and ketones; Write whether the following aldehydes and…
A:
Q: The FTIR spectra below is probably... * % transmittance 100 80 60 40 20 Image adapted from…
A: IR spectrum has peaks corresponding to characteristic bond stretches.
Q: volume of the solution
A: According to the question, a solution is formed by dissolving 2.000 kg of sugar in 1.000 kg of…
Q: Write the amino acid sequence that would result from the RNA sequence: (shown 5' to 3') AUG CAC AAA…
A:
Q: orus-32, which is used to detect breast cancer, undergoes beta emission_ Clear equation for this…
A:
Q: Ok, thanks for explaining in details. But I dont understand where you get the values for trend line…
A:
Q: 10. Ethanol C₂H₂OH weighing 3.56 g is burned in a calorimeter. The temperature rises from 15.17°C to…
A: Since the temperature of water inside the calorimeter is increases, heat is absorbed by the…
Q: Place an asterisks (*) next to the 3' carbon atoms in the polynucleotide shown. -O—CH, TCG GTC CTG…
A:
Q: Question 37 What is the product of the Robinson Annulation outlined below? & B. 1. NaOH, 2. NaOH,…
A: According to bartleby Q and A guidelines we are supposed to answer one question only. Please ask the…
Q: 1. A current of A passes through an electrolytic cell for 6 mins. How many moles of electrons are…
A: If a charge Q flows through the cross-section of a conductor in time t , then we know ,…
Q: The following evidence was obtained from an experiment to determine the molar concentration of a…
A:
Q: Question 32 What is the missing base and alkyl halide for this a-alkylation sequence? 1. Base 2. RX…
A: Organic reactions are those in which organic reactant react to form organic products.
Q: 12) What are the common names for the following compounds? OH a. b. CH OH ОН CH OH OH OH OH CH₂OH CH…
A:
Q: A 134-mg sample of Na2CO3 is dissolved in H2O to give 1.45 L of solution. What is the concentration…
A: we have to calculate the concentration of Na+ in ppm dioctyl phthalate in ppb
Q: How Soap Kills Coronavirus 1. Briefly explain how soap kills coronavirus.
A: Coronavirus is a type of protein which mainly constitutes the lipid membrane and spike envelope type…
Q: According to molecular orbital theory, what is true when atomic orbitals combine constructively?…
A: we have to determine the true statements using molecular orbital theory with respect to constructive…
Q: Iodoform Test to identify methyl ketones; Write whether the following ketones are positive or…
A:
Q: Provide proper IUPAC name for the following compound: H₂C H CFC X H C=O
A: An acyl chloride or acid chloride is an organic compound having functional group -COCl. In IUPAC…
Q: (1) The molar mass of a gas (g/mol) that has a density of 0.42 g/L at 37 °C and 0.2 atm is: (A) 44.0…
A:
Q: Question 44 What is the reagent responsible for this transformation? HO A. HCI B. Cl₂, FeCl3 C.…
A: We will solve the Question 44 only for you as Question 45 is graded as it is against our honor code…
Q: 85. Complete the following nuclear equations. →80 + +1e a. 18 0 b. 13AI→ 14Si + C. 26 26 +-1e26Fe 0…
A: Since you have asked multiple question, as per our company guidelines we are supposed to answer…
Q: For the following structures, match the term with the structure, not all will be used. Some might be…
A:
Q: Which statement is not consistent with kinetic Molecular Theory? O The volume of the gas particles…
A: Here, we have to find the statement from the given statements that is inconsistent with kinetic…
Q: Place each of the molecules in the correct order based on the general flow of genetic information…
A:
Q: Discuss the concept of alkanes and cycloalkanes and why is it important to know about these…
A: It is given to discuss about the concept of alkanes and cyclo alkanes.They are also called aliphatic…
Q: 8) OH me H HCI, H₂O h How many stereoisomers are possible for this cyclic hemiacetal? OH
A: Since, Stereo isomers are those whose molecular formula same but rotation around plane polarised…
Q: Provide proper IUPAC name for the following compound: НО H3C OH OH mevalonic acil
A: Given compound is : Give the IUPAC name of this compound ? Carboxylic acid (-COOH) act as the…
Q: For the reaction below, A2+B → A2B if ΔG°= -96.4 kJ•mol-1, what is the value of K at 298 K ?
A:
Q: Write the complete stepwise mechanism of the following reaction. Show all electron flow with arrows…
A:
Q: Using the method of determining the rate law, apply the method of initial rates, find the order of…
A: Suppose the rate law expression of the reaction is: Rate(ro) = k * [63]oX where k = rate constant,…
Q: Question 16 How many molecules are there in 196 g of H3PO4? Use Na= 6.02 x 10 23 1/mol 1.2 x 1024 O…
A:
Q: A 0.21-mol sample of a diprotic acid, H 2A, is dissolved in 250 mL of water. The Ka1 of this acid is…
A: we have to calculate the concentration of A2-
Q: calculate ΔG in kJ•mol-1 at 298 K for the following reaction: 2 A(g) + B2(s) → 2 AB(g) ΔGo =…
A:
Q: What would be the limiting factor for ATP production by glycolysis in a strenuously exercising…
A: In strenuously exercising muscle cells, glucose undergoes anaerobic glycolysis due to limited or no…
Q: How many asymmetric centres are there in the following molecule? OH но. Me Me Me Please enter your…
A:
Q: Sulfuric acid solution is the electrolyte used in car batteries. Sulfuric acid is sold as a…
A: we have to calculate the volume of concentrated sulfuric acid solution
Q: Q2- Assign the main parts (SG-C-B-RG-LG) of the following reactive dyes
A: Reactive dyes are those that may chemically react with a substrate to generate a covalent dye…
Q: Classify each molecule as a purine or a pyrimidine. adenine thymine Purines NH Answer Bank NH NH₂…
A: Purines and pyrimidine :
Q: A Chemistry teacher is preparing solutions for a classroom activity. For the scenarios below,…
A: Here we have to predict whether the following dissolution of the ionic compounds in water are…
Q: 3. Define "hydrophilic" and "hydrophobic". Using one of the soap molecules formed above, identify…
A:
Q: 4 A 25.0 mL portion of 0.020 M aqueous sodium sulfate is mixed with a 50.0 mL portion of 0.010 M…
A: Given, The molarity of aqueous sodium sulfate = 0.020 M. Volume of sodium sulfate= 25.0 mL The…
Q: Glucose-1-phosphate is converted to Glucose-6 phosphate by an enzyme. The equilibrium constant in…
A: The equilibrium reaction is: Glucose-1-PO42- → Glucose-6-PO42- ; K' = 19
Q: 9. Identify the chemical compound with the following Mass, IR, and H NMR spectra. Relative abundance…
A: By taking the help of Mass, IR and NMR spectroscopy we can determine the structure of the unknown…
Q: Al | AIS (1.00 M) || Pb²+ (1.00 M) | Pb Calculate the cell potential after the reaction has operated…
A: Here we have to determine the cell potential of the following given Galvanic cell when the cell…
Q: HO OH i OH OH H3O+ -H₂O H₂SO4 -H₂O Are these both Claisen condensation problems? If not, since they…
A: Here we have to predict whether the given reactions are claisen condensation reaction or not and to…
Q: Q2. The density of a metal is 13.6 g/cm³. The density of the metal is ------- kg/m³ B. 1.36 × 104…
A:
Q: esc 2. Use the molecular orbital diagram shown to determine which of the following is most stable.…
A: Bond Order of a species is determined by the following formula : BO = (No. of bonding electrons -…
Calculate the Molar absorptivity constant of a this metal complex solution read at 510 nm using a 50 mm cuvette.
Step by step
Solved in 2 steps with 2 images
- A second calibration standard solution of an iron(III) salicylate complex was prepared in two steps. First, 10.0 mL of a 0.100 M stock solution was added to 90.0 mL of solvent to make 100.0 mL of the first calibration standard solution and, secondly, 80 mL of that first calibration solution plus 20.0 mL of solvent were mixed to make the second calibration standard. What is the concentration of the second calibration standard solution?Yerleştirme Görüntü Paylaş Pencere Yardım Report Fe spectro 2 %125 Ekle Tablo Grafik Metin Ortamlar Yorum Answer the following questions. 1) The 40 mg/L Fe stock solution was prepared with iron (II) ammonium sulfate hesahystoate [Fe(NH.):(SO.):(H;O)«] rather than with iron (II) chloride [FeCl:). What is the reason of this choice? 2) For convenience, several glass or quartz cells are generally used spectrophotometrie analyses; these cells should be "matched" with regard to their.optical properties. a) Why they should match with each other? b) Suppose one of the cells has a light path that is slightly longer than the usual 1.00 cm. How would this affect the results of an analysis if the defect was not recognized? c) Explain how the "unmatched' cell problem can be solved? 3) Draw the scheme of single bcam spectrophotometer and state the function of each compartment sepcrately.A few drops of phenolphthalein indicator were added to an unknown solution A. It Acquired pink colour. Now another unknown solution B was added to it drop by Drop and the solution becomes colorless. Predict the nature of A & B.
- Which of the following salts does NOT cause permanent hardness? A FeCl, B CaCl, © Ca(HCO,), (НСО ,), D MgSO 40.1745 g of primary standard Na2C2O4 is used to set a freshly prepared KMnO4 solution and 30.24 mL of KMnO4 solution is spent at the turning point. Since 36.92 mL of this KMnO4 solution is consumed for the determination of iron in 0.5618 g ore sample, calculate the amount of iron in the ore in terms of % iron (III) oxide and % iron (III) chloride. (Fe: 56, K: 39, Mn: 55, O: 16, Na:23, C: 12, Cl: 35.5 g/mol) (Please type answer)A 0.501 g sample of sulfathiazole was assayed usingdiazotization with 0.1905M NaNO2 VS, using 18.7 mLof the titrant. Each mL of 0.1 M NaNO2 is equivalentto 25.53 mg of C9H9N3O2S2. What is the % purity?
- A lab student analyzed his/her cool nickel-en complex for ethylenediamine, en, content. A 0.515 g sample of the synthesized Ni-en complex was dissolved in about 50 mL of water and titrated with 0.186 M HCl (ag). Endpoint required 20.16 mL of the HCl (ag). 0.113 grams en in the Ni-en complex analyzed. 40 mL of dimethylglyoxime, DMG, solution was added to the titrated nickel-en complex solution. The resulting beautiful red complex, Ni(DMG)2 was collected by filtration and found to weigh 0.419 g What is the mass (in grams) of Ni in the Ni-en complex analyzed? Determine the empirical formula of the complex synthesized in questionsWhich of the following salts does NOT cause permanent hardness? B CaCl, © M8SO, OCa(HCO,), 2As your undergraduate thesis, you developed a colorimetric method for determining a certain metal (M) found in your local water supply. You achieved this by reacting the metal with an organic ligand that produced a colored complex that strongly absorbs the wavelength at 478 nm. The following results were obtained for standard solutions of nitrite and for a sample containing an unknown amount: mg/L metal Absorbance 0.000 0.000 0.100 0.052 0.200 0.110 0.400 0.214 0.500 0.281 1.000 0.556 1.500 0.816 2.000 1.078 Sample 0.114 a. What color would the M-ligand solution look and why? b. Construct your calibration curve. c. What is the linear equation and R² value of your calibration curve?
- The molar conductance (Amolar) for the following complex was found to be (261 S.cm2.mol¹), How many ions will found in this complex? CH₂ Select one: O a. 0 lon O b. 3 ions O c. 1 ion O d. 2 ions OH₂ OH₂ CH₂ 2+ 2CH₂CO₁-[For Mn(II), n=5] Example 7. Which one of Fe2+ and Fe magnetic and why? Explain. Solution: 3+ T = √5x7 = √√35 = 5.91 BM 3+ ions is more para- 2+ 3+ nAs your undergraduate thesis, you developed a colorimetric method for determining a certain metal (M) found in your local water supply. You achieved this by reacting the metal with an organic ligand that produced a colored complex that strongly absorbs the wavelength at 478 nm. The following results were obtained for standard solutions of nitrite and for a sample containing an unknown amount: mg/L metal Absorbance 0.000 0.000 0.100 0.052 0.200 0.110 0.400 0.214 0.500 0.281 1.000 0.556 1.500 0.816 2.000 1.078 Sample 0.114 d. Assuming the path length of your beam is 1.00 cm, which is the common size for a cuvette, what is the absorptivity of your solution? e. What is the concentration (mg/L) of the metal in your sample? Show your calculation, follow format.