After performing Part A of the experiment, a student obtained the following concentrations for sodium hydroxide. Calculate the average concentration. Report your answer with four places after the decimal. Trial 1 Trial 2 Trial 3 Trial 4 Trial 5 Trial 6 0.973 0.932 1.014 1.023 1.096 0.951

Q: A solution is prepared by diluting 2.81 mL of the blue dye stock solution to 25.00 mL. The measured…

A: The data given is, Given: Volume of blue dye used = 2.81 mL. And the volume of final solution =…

Q: The instructor reveals that the weak acid is hypochlorous acid, HOCl. The known Ka for HOCl is…

A:

Q: 4.9850 0.0015 0.003171 4.9818 4.9853 0.3000 4.9845 0.0015 0.003042 4.9841 4.9848 0.3108 4.984…

A: analysis of the data

Q: Is I₂ being created or destroyed by the chemical reaction? If I2 is being created or destroyed, what…

A: The rate of a chemical reaction is a measure of how quickly reactants are converted to products. It…

Q: 8 KCIO3 + C12H22O11 → 8 KCI + 11 H2O + 12 CO2

A: We have to tell about reactants in this question .

Q: Following the directions in the laboratory manual, you create Standard 2 by transferring the…

A: Calculate the total volume of mixture of solution in the test tube. i.e.…

Q: You are trying to determine average experimental value with relative uncertainty for the volume of…

A: Given that,Volumetric pipette = Density of water = 1.000 g/mL

Q: Newly produced beer must be checked to see if it meets predetermined standards. The percentage of…

A: The percentage of ethanol in the volume of beer is calculated by the formula: % of ethanol=Volume of…

Q: Review | Constants | Periodic Table Gasohol is a fuel containing liquid ethanol (C,H,O) that burns…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: 1. During the set-up of a distillation or a boiling point apparatus, the position of the bulb of the…

A: Solution - The process of distillation totally depends on temperature of liquids . That’s why…

Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14% KCI by…

A: Explanation Mass percent There are different ways of expressing the concentration of a solution by…

Q: Calculate the pH of the following solutions prepared by: Part A Dissolving 4.7 g of lithium…

A: Dear student since you have posted multiple parts question, As per our company QnA guidelines We are…

Q: One way in which the useful metal copper is produced is by dissolving the mineral azurite, which…

A: The balanced reaction taking place is given as, => Fe (s) + CuSO4 (aq) -------> Cu (s) + FeSO4…

Q: MISSED THIS? Read Section 4.2 (Page); Watch KCV 42, WE 4.2. Write a balanced chemical equation for…

A:

Q: Could you please do the calculations for Mol NaOH and and Mol HCl. Use correct significant figures…

A:

Q: For Expt. #5 - iron (III) chloride and sodium hydroxide, if a reaction occurred here, what is the…

A: The formula of iron(III) chloride is FeCl3 and formula of sodium hydroxide is NaOH.To find the…

Q: 5.95 g of potassium chlorate is reacted with 1.91 g sulfuric acid to form chloric acid and potassium…

A: Limiting reagent is the reagent which controls the reaction. When the amount of limiting reagent is…

Q: d.) Calculate the molality of the Nace and MgCl2.6H2O solutions.

A: Mass of MgCl2.6H2O =3.6 gMass of NaCl = 1.5 gVolume of water = 25 mLDensity of water = 1 g/mLMolar…

Q: Using the following equation and your result from Step 30, determine % concentration (mass percent)…

A: Given: The concentration of acetic acid (CH3COOH) in the vinegar =0.65 mol/L The density of vinegar…

Q: Data Table 1. Trial 1 Trial 2 Trial 3 Trial 4 Trial 5 Trial 6 Trial 7 Trial 8 Air 17.8 C 17.8 C 19.2…

A: The relation between density and volume is: d=mV Determination of no. of mol: n=wM Density of H2O2 =…

Q: 1) A lab technician makes three successive 5.0 mL-to-50.0 mL dilutions (like was described in your…

A: To solve the question-1, we have to understand the successive dilution that are employed here----…

Q: Your lab mate left you a present in the form of a 500 mL volumetric flask filled with 50.00 mM…

A: Thus, it is given that when the volume of 500ml flask filled with 50.00 mm is not correct as,buoyant…

Q: Question 1 If 85 mL of 0.548 M NAOH is diluted to a total volume of 152 mL, what is the molarity of…

A: • Molarity of the diluted NaOH, can be calculated by using the Molarity relationship. • This…

Q: 2. What measurements might you record regarding water samples to assist with the quantification…

A: Q2)  The analysis of water samples are done to know the water quality of the water.

Q: Using a 25mL pipette, you prepare a standard solution by pipetting 25.00mL of the standard iron…

A: All measurements contain 3 parts , that is -The measurement The uncertaintyThe unit The uncertainty…

Q: Final Burette Reading Initial Burette Reading Mass of flask + water (after adding aliquot) Mass of…

A: Density of a substance can be defined as the mass per unit volume. It is a property of substance…

Q: Enter the expression N+ a, where a is the lowercase Greek letter alpha. Express your answer as a…

A: The given reaction is a nuclear reaction. In the nuclear reaction, one nuclide is transformed into…

Q: . Are these results precise? Explain.

A: No, these results are not precise.

Q: 5.Consider the following reaction. 4 PH3(g) + 8 02(9g) → P4010(s) + 6 H20(g) If a container were to…

A: Limiting Reactant