A beers law plot which is (Y=4773x+.0016) was constructed for solutions of potassium chromate a.) if the absorbents at 411nm of potassium chormate solution was measured at .76 calculate the concentration of the solution. B.) Calculate the grams of potassium chromate in 150 ML of the solution.

Q: (E) Ni2+ is reduced to Ni* CH3 0-1-ci, CH,—C–CH,—CH,−0–C−CH, H The structure of a molecule of…

A: A functional group is a specific group of atoms or bonds within a molecule that gives the molecule…

Q: determine the Kb for A- at 25C . The Ka for HA is 1.49 x 10^-10

A:

Q: In which of the following would PbCl2(s) be least soluble? A. IM HCI B. IM BaCl₂ C. IM K₂SO4 D. IM…

A: In the given question, we need to tell the solution in which solid PbCl2(s) is least soluble.Concept…

Q: aw Hill C C Chegg - Get 2 MOTION EYE OWLv2 | Assig Content Submit Answer…

A: % by mass = (mass of solute / mass of solution)100 Mole fraction= (mole of solute / total mole )

Q: Determine the formula for a complex ion with metal ion X+2 and ligand Y-1 from the following Job's…

A: Introduction: Job's plot is used to find the stereochemistry of the binding event. It is widely used…

Q: Beaker Wavelength of Maximum Absorption Absorbance at Maximum Wavelength Form of Indicator in…

A: To answer which form of indicator would give more accurate results, if the concentration of the…

Q: 3. A 100 mL sample of hard water is titrated with 22.4 mL of the EDTA solution from problem 2. The…

A: Given :-  additional info: 1)25.95 mL of EDTA are needed to titrate the Ca2+ ion in the sample.…

Q: ) Cirele the ions with the 4s orbitals empty? Sc Tit Cr Mn

A: The electronic configuration of the given ions are: Sc :[Ar] 3d14s2Sc3+ : [Ar]Ti :[Ar] 3d24s2Ti4+:…

Q: The following data were obtained at various wavelengths for a 3.6 ´ 10–4 M solution of permanganate…

A: Spectroscopic method: based on measurement of the electromagnetic radiationproduced or absorbed by…

Q: gives the relative response of an ion-selective electrode to different species with the same charge.…

A: Ion selective electrodes are known for their high selectivity reactions. The composition of the…

Q: Work out the stoichiometries and structures of the neutral complexes, chromium carbonyl, rhenium…

A:

Q: Use the References to access important values if needed for this question. Does a reaction occur…

A: Given Reaction between sodium hydroxide and cobalt(II) nitrate

Q: Which one of the following Pb(II) compound will have the least solubility in water? HINT: consider…

A: Among the given options, PbS (Lead(II) sulfide) will have the least solubility in water. This is…

Q: 4. The molar absorptivities of the indicator weak acid HIn (K₁ = 1.42 x 105) and its conjugate base…

A:

Q: What kind of acid can be consider the central metal atom and why? Is there any base around central…

A: In coordination compound, there is a central metal atom and a ligand which are bonded together by…

Q: Use the References to access important values if needed for this question. Estimate Ao for the…

A:

Q: concentrations of all species present in a solution of: 1.) 0.35 M CaF in H2O 2.) saturated PbSO4…

A: 1) CaF2 is highly insoluble in water. 0.35 M means 0.35 moles present in 1 lit solution. But since…

Q: AlF3 is insoluble in liquid HF but dissolves if NaF is present. When BF3 is added to the solution,…

A: Well, we have to consider the formation of complex to predict whether it will dissolve or…

Q: Menthol, from oil of mint, has a characteristic odor. The compound contains only C, H and O. If 83.1…

A: Empirical formula :- The chemical formula which shows only relative number (simple ratio) of  atoms…

Q: 5. If 100 mL of a solution for patient-controlled anesthesia contains 200 mg of mor- phine sulfate…

A:

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.