1. A 0.3056 g sample of soluble chloride was analyzed gravimetrically and 0.7265 g of  AgCl was obtained. Calculate the Cl content of the sample, expressing each in % w/w.

Q: The amount of V was found to be 0.19% (+/-) 0.02% V (N=6). Calculate t-calc, assuming 95% confidence…

A: Standard deviation=s=0.02 %

Q: 01/ Find the stoichiometric A/F ratio for the combustion of ethyl-alcohol (C2HSOH) in a petrol…

A: Introduction: The combustion products are mostly gaseous.  When the steam is not included in the…

Q: A water sample was analyzed for Fe content using the iron-phenanthroline method. The following data…

A:

Q: Explain the differences between the following calibration methods and why they are needed. a)…

A: Calibration is the method of configuring an instrument so that we can observed a result within an…

Q: Calculate Ksp for LiNO3 at 25 °C.   Li+(aq)  NO3-(aq)  LiNO3(s) ΔG°f (kJ/mol) -293.3 -110.2 -381.1…

A: Given: ∆G°f (Li+) = -293.3 kJ/mol ∆G°f(NO3-) = -110.2 kJ/mol ∆G°f(LiNO3) = -381.1 kJ/mol And…

Q: The amounts of a chemical compound which dissolved in 100 grams of water at various temperatures…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: AG° is independent of temperature. TRUE FALSE

A: The standard gibbs free energy is the function of temperature.

Q: What is the value of Kw at 25 ∘C?

A: Ionic product of water:The ionic product of water (Kw) is depends on the concentration of H+ and OH-…

Q: Mg Metal MgO Trial 1 Trial 2 Trial 1 Trial 2 Volume HCI 100 mL 100ML 0.2550g 58001 O.0276 moL Mass…

A: Given:   Mg Metal MgO Volume of HCl 100 mL 100 mL Mass of solid Added 0.2550 g 1.008 g…

Q: ebuilliometer and bomb calorimter is having a great effect on measuring ethanol Yield than gas…

A: Ebulliometry is based on the principle that the boiling point of wine is depressed in comparison to…

Q: True or False. Write AB if the statement is False and CD if the statement is True. 42. An essential…

A: The organic compound that is composed of amino group and carboxylic group along with an organic…

Q: What conclusion can you reach if both Mw and Mn are determined to be identical?

A: Solution Molecular Weight of Small Molecules The cryoscopic method was formally introduced in the…

Q: 3Cu() Fe)-30) Fe(0-162 005 KJ Ⓒ052000 V O 056000 V O 0 56000 V O-052000 V

A:

Q: In Fe + O2 --> Fe2O3 what is the coefficient for Fe?

A:

Q: Different Beer-Lambert analyzes were given with different substances, based on the data presented,…

A: R2 represents how well regression line fits the data. Higher the R2 value lower is the standard…

Q: dentify the effect of the condition on the parameter. Write increase, decrease, or no effect. And…

A: Answer - A) No effect  According to the question - The actual concentration of the sodium hydroxide…

Q: a Use the rules for logarithms and exponents to solve for pK, in terms of Kw. NOTE: Capitalization…

A: There is just a basic rule that if we want to convert pKw in term of Kw then we should write it as

Q: List THREE (3) advantages of internal standardization method than normal calibration

A: A question based on measurement that is to be accomplished.

Q: -Reflection Questions on Stress or Pressure Use P = F/A for these problems. P= ?, F = 3456 N, A = 20…

A: To use the relation: P=F/A and find the value of pressure. Given that: F = 3456 N A = 20 m2

Q: Calculate the AG", rxn using the following information. 4 HNO3(g) +5 N2H4(1) 7 N2(g) + 12 H20() AG…

A:

Q: Part IlI: Enthalpy of Precipitation Sodium Acetate Trihydrate, NaC2H3O2 3H20 Mass of NaC2H3O2 3H2O…

A: The ∆H for the precipitation of NaC2H3O2.3H2O from a saturated solution is to be calculated from the…

Q: What are the products for the equation below: Balance this equation, Place a "1" where expected.…

A: Single replacement reactions: In such reactions, one of the reactants replaces the other one in…

Q: If an association between an exposure and an association is differs significantly in strata of a…

A: 1. Answer - Given statement is true . Explanation -  The effect or association between an exposure…

Q: Perform the Q-test on the following percent KHP values: 35.87 % 36.40 % 37.04 % 39.98 % Select all…

A: Q test is used to identify outlier within the test data. (1) Arrange in increasing order of…

Q: Perform the Q-test on the following percent KHP values: 30.97 % 35.99 % 36.54 % 37.22 % Select all…

A: Given data: Percentage of KHP: 30.97 %, 35.99 %, 36.54 %, 37.22 %

Q: loiV Inavi lo nolleo Attach: - Three data tables from Excel (one for each trial) showing the five…

A: The rate law for a chemical reaction is an expression obtained between the rate of the reaction and…

Q: 6. Assume you have 1kg of an alloy consisting of 85 wt% Sn and 15 wt% Pb at a temperature of 184 °C.…

A: To find out the mass of Sn needed to be added to 1 kg of alloy consisting of 85 % of Sn and 15 % of…

Q: fat sample with combination of acids contain standard hydrochloric acid for blank and sample with…

A: Saponification : The process in which fats, oils, or lipids are converted into saop and alcohol by…

Q: Multiply both sides of the equation by the same expression: (Be sure that the answer field changes…

A:

Q: Determine the mean value of the solubility product for calcium iodate and the average deviation for…

A: The question is based on the concept of analytical chemistry. we have been given three trials of…

Q: CO2Et Heat EtO2C You do not need to click anything You do not need to click anything A Moving to…

A:

Q: 33) Sulfurous acid is unstable in aqueous solution and gradually decompo ses to water and sulfur…

A: Explanation :-  In question number 33 simply asked about balancing of reaction.

Q: From this given value of Kc: 2H2S (g) 2H2 + S2    Kc=2.3 X 10-4 at 1404K What is Kc for: H2 +…

A: The reaction given is 2 H2S (g) <-------> 2 H2 + S2                           Kc= 2.3 X 10-4…

Q: In a certain oxide of nitrogen in g/L at multiple pressures at 0 °C, different density results were…

A: Given: The density v/s pressure data at 0.0 oC as, Pressure Density 1 atm 1.9804 2/3…

Q: In an Orsat analysis the % CO2 of the product of the combustion is 20% . If percent excess air is…

A: during the combustion of any organic compound the major products obtained in the reaction are…

Q: Consider the calcination of CaCO;: CaCO3 -> CaQ + CO2 Before calcination, the initial weight of…

A: The reaction is process by the reaction between two or more reactant to each other. The mass of each…

Q: How to convert 4.76pm to um? Showing the work. 4.76pm x___________m x_____________ um…

A: The given value can be converted from picometre to micrometre using the steps given below:

Q: An analyst analyse two cans of beer each 5 times to determine the ethanol contents. The first can…

A: By applying t-test for comparison of the means of two samples: ±t = [(x1 - x2)/Sp] × √(N1N2/(N1 +…

Q: Calculate the average deviation of the following specific heat determinations: 0.18 J/g °C 0.34 J/g…

A:

Q: In an analysis of the content of carbohydrate present in a glycoprotein, the following results were…

A: Given that, in an analysis of the content of carbohydrate present in a glycoprotein, the results…

Q: f to a solution of NaOH, in water and ethanol (20 ° C) 3 mmol of A (106.11 g / mol) and 2 mmol of B…

A: Given reaction is 2A + B ⟶ C It is given that: Amount of A = 3 mmol Amount of B = 2 mmol Amount of…

Q: What Thermodynamic Law governs the calorimetric technique.

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Q: Br 2) 3) CH 3 MgBY Aq. Woneup m-cPBA → PBr3 > PBV3 CH3 MgBr → - CH3 Mg Br → Aq. workup Lom-CPBA Aq…

A: Given reactant is : Product formed is: What are the suitable reagents for this conversion?

Q: a mixture of 20 cm³ of a gaseous hydrocarbon and 80 cm³ O2 is burned. Combustion products after…

A: The problem is based on audiometry. At constant temperature,for ideal gases  V ∝ n  Or V1/V2 = n1/n2…

Q: _____ In the expression of the chemical formula 2Al Cl3, the 2 is a coefficient and the 3 is a…

A: Given statement:: In the expression of the chemical formula       2AlCl3, the 2 is a coefficient and…

Q: SrClz Observations Normal BIU Activated charcoal observations Normal BIU

A: SrCl2 observations: Strontium chloride (SrCl2) is a salt of strontium  and chloride. It is a typical…

Q: स 3. पG तnale ठेवतानe ० Pcतेवकাट प्न न एलकतिवबानकाट वते was melted व+ नि2 K, c4\c५ Rlc रमट Chamge in…

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Q: Consider the following information. 2 H2S(g) +3 O2(g) → 2 SO2(g) + 2 H₂O(g) H2S(g) 02(g) 205.2…

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Q: Determine whether the data indicate that there is a bias in the method at the 95% confidence level

A: Step : 1           Determine whether the data indicate that there is a bias in the method at the 95%…

Q: The dissecting room of a certain coroner is kept at a constant temperature of 5° C. One day the…

A: