Determination of phosphorous in blood serum gave results of 4.40, 4.42, 4.60, 4.48, and 4.50 ppm P. Determine whether the 4.60 ppm result is an outlier or should be retained at the 95% confidence level.

Q: Measure the mass of 0.400g of Co(NO3)2 + 6H2O and dissolve it in 15mL of distilled or deionized…

A: Limiting reagent is that reacts completely in the reaction.     Number of moles of…

Q: Average morality of NaOH= Dillo M+ 0,1|3 M + 0.1124 M 0.3354M 3. EO.112 M

A: Precision is the degree of closeness between the various experminental data obtained. Precision can…

Q: A 200. mL solution that is 6.7 x 10 M in Cu²+ is mixed with 0.30 mole NH3. There is no change in…

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Q: 150 mg of NazC2O4 containing solution is titrated with a KMNO4 solution with the corretion factor…

A: Given: Volume of KMnO4 consumed = 29 mL mass of Na2C2O4 titrated = 150 mg Molar mass of Na2C2O4 =…

Q: the Debye Hyckel equation may be used when the Tonic strength of the salution = 8.4

A: Given statements: a) The Debye Huckel equation may be used when the ionic strength of the solution…

Q: Using the Debye-Huckle relation logY ± 10 show how one obtains the 1+B/H equation log,c, A/u 0. 5pK…

A: log10γ+/-=-Aμ1+Bμ               (1)

Q: A 25.00mL wastewater sample was analyzed for its Mg2+ content using a standard gravimetric method.…

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Q: A K2SO4 solution is prepared by weighing out a certain amount of the pure solid reagent, dissolving…

A: Given that the concentration of K+ in the final solution is 0.100 %(w/v). The final solution is made…

Q: The organic base, tris-(hydroxymethyl)aminomethane (or simply TRIS or THAM) is an excellent primary…

A: Amount of the sample = 0.2486 gMolar mass of TRIS = 121.14 g/molVolume of the hydrochloric acid…

Q: From the following data determine the following: Define outlier and then identify the outlier in the…

A: An outlier is the data which has extreme value among the given data. It may create an imbalance in…

Q: Hexanoic acid was added to an immiscible biphasic solvent system, water and CCl4 at 20.0OC and the…

A: Given that : At 20.0OC,  The equilibrium concentration (solubility) of hexanoic acid = 3.66 g/L in…

Q: 4- Titrimetric methods : are quantitative methods that are based on determining the mass of a pure…

A: This question is related to titrimetric methods where a solution of a known concentration is used to…

Q: Come up with a dilution scheme starting from 1000 μg/mL Mn stock solution so that the concentration…

A: Dilution scheme starting from 1000 μg/mL Mn stock solution so that the concentration of permanganate…

Q: Compute for the composition, in atom percent, of an alloy that consists of 92.5 wt% Ag and 7.5 wt%…

A: Given data : Wt% Ag = 92.5 Wt% Cu = 7.5

Q: Gravimetric determination of Kp. Table 1 Trial Volume of solution used (ml) Mass of empty beaker (g)…

A: The question is based on the concept of solubility product principle.  It that states that when a…

Q: The addition of dimethylglyoxime, H2C4H602N2, to a solution containing nickel(Il) ion gives rise to…

A: Given the highest limit of Nickel dimethylglyoxime to manipulate = 135 mg * 1 g1000 mg= 0.135 g…

Q: The following data give the constant dissociation K (for acetic acid at various temperatures) T(°C)…

A: The given values of the temperature and the corresponding dissociation constant values are shown in…

Q: Stock iron(II) solution (200Ug mL-1 Fe) ferrous ammonium sulfate hexahydrate mass= 0.1437g, transfer…

A: Given mass of ferrous ammonium sulfate hexahydrate = 0.1437g,   Molar mass = 392.13 g/mol  Total…

Q: (3) In a titration, the % analyte is computed from the following equation: Vol (titrant) x M…

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Q: A Na,CO3 standard solution is prepared by transferring 2.4817 grams of primary standard-grade sodium…

A: Answer:  This question is based on stoichiometric calculation where moles sodium carbonate will be…

Q: Sample 1 2 3 4 Sample Volume, mL 50.00 49.50 25.00 50.00 Ba(OH)2 Volume, mL 43.17 42.68 21.47 43.33…

A: In order to find the mean w/v percentage of acetic acid in the sample. we have to find the w/v…

Q: 4) Given the following analyses of groundwater (reported as mg/L): Ca²+ = 16.5; Mg²+ = 3.1; Na = 13;…

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Q: The ingredients in herbicides and pesticides must be carefully monitored. Arsenic in a pesticide…

A: Gravimetric factor: ratio of grams of element forms and grams of compound which used to form…

Q: 100 KI 90 80 70 KNO3 60 50 40 30 20 10 Solute per 100 g of H₂O (g) 0 0 NH,CI The solution holds 85 g…

A: The above provided graph discusses the solubility of KNO3 in water at varying temperatures.

Q: 2.50 g of Na2CO3.xH2O crystals were dissolved in water and made up to 1000 cm³ of solution. 25 cm³…

A: 📍 Approach to solving the question: Given Data: Mass of Na2CO3 ⋅ xH2O crystals = 2.50 gVolume of…

Q: The scatter plot below shows the density of ethylene glycol solutions vs. the mass % of those…

A: Use the trendline equation to find out the mass percent of ethylene glycol in a solution for a given…

Q: A 20.0 mL sample was analyzed using the Mohr method. Calculate the percent (w/v) CI (FM = 35.45) if…

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Q: Prepare the following solutions: 100.0 mL 0.0500 M stock Ca2+ solution 50.0 mL 0.0050 M working…

A: Given data, Concentration of stock solution = 0.0500M Concentration of desired solution = 0.0050M…

Q: 2HF (g) = H₂(g) + F₂ (g), Kc = 1.0 x 10-95 ibrium mixture contains mostly reactants. 2NO(g) + O₂(g)…

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Q: (a) How much of the adsorbent is required to recover 90% of the solute from 1000 kg of 10% solution?…

A: (a) To recover 90% of the solute from 1000 kg of 10% solution, we can use the following equation: Y…

Q: Draw the product of the reaction shown below. Ignore inorganic byproducts. Br 1. LiAlH4 2. H₂O

A: -> LiAlH4 can reduce ketone to secondary alcohol. -> LiAlH4 has hydride as reducing agent…

Q: Coven Caluim Chloride Soluleitity 8 0.45g/100m2 of Solution Find the ksp of CaCl₂ ? (il 4.9x10-5…

A: solubility = 0.45 g/100 mL  We need to find Ksp. ]

Q: When one mol alkene treated with an acidic KMNO4 one mol 1,2 butanedione and two mole of CO2…

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Q: From a 1000 ppm stock solution of Pb2+, 10 mL are pipetted into a 1000 mL volumetric flask, which is…

A: Dilution formula:CoVo = CdilVdilwhere, Co = Concentration of the stock solutionVo = Volume of the…

Q: A 15.00 g sample containing mixed alkali and other inert components was dissolved and diluted to 300…

A: The explanation is given below-

Q: Six 50.0 ml volumetric flask 1-6 are labeled. 10.00 ml of 2.00 x 101 M Fe(NO3)3 solution was then…

A: 10.00 mL of 2.00 × 101 M Fe(NO3)3 solution was pipetted into six 50.0 mL volumetric flask labelled…

Q: SO4 -two content in 7689mL of a water sample was precipitated as Na2SO4. The precipitated was…

A: The mass of the empty crucible is = 27.0234 g The mass of the crucible plus Na2SO4 is = 27.7708 g…

Q: Based on the following molarities obtained,1.00 x10^-1 , 1.04 x10^-1 and 1.0 2x10^-1. fine the…

A: First the average molarity from given 3 values is calculated by adding those values and dividing it…

Q: Consider the following reactions and classify them: Classification Reaction 5.2 Li0 (s) --> 4 Li(s)…

A: It is question based on the type of reactions. The reaction in which and insoluble product is formed…

Q: 3. (a) A solution of 20.91 % by weight H2SO, has a specific gravity of 1.150. Wwhat is the normality…

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Q: A STOCK SOLUTION containing 0.1581 g/L K2CrO4 was prepared. In order to make the CALIBRATION…

A: To calculate the ppm and molarity of K2CrO4 in the calibration standard, we first need to calculate…

Q: In which of the fottowing aquerus sotationg Wouव सुल्य X/CC टपड म्० have श्क highest solabitity! for…

A: