A chemist needs to make 3 standard solutions of 10ppm, 50ppm, and 75ppm to read the chloride concentration of an unknown. Show suitable dilutions of stock solution containing 1000ppm Chloride. (1.648g of sodium chloride per liter)

Q: The calibration curve was generated using known concentrations of five solutions of a newly…

A: Introduction A calibration curve, sometimes referred to as a standard curve, is a common technique…

Q: What volume (mL) of a concentrated solution of sodium hydroxide (6.00 M) must be diluted to 200. mL…

A: On dilution number of moles remain same.

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A: The reaction taking place between standardized NaOH and H2SO4 is - H2SO4 + 2NaOH→Na2SO4 + 2H2O Thus,…

Q: What is the concentration of your stock solution in mM?

A: 1% means 1/100 So, 0.1% = 0.1/100 Thus, 0.1% = 0.1 ug / 100 mL = 0.001 ug/mL

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Q: one

A: We have been asked the amount of diluent to be added to make 1/10 dilution

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Q: 18.3 grams of an aqueous solution of sodium hydroxide, NaOH , contains 0.484 grams of sodium…

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Q: What is the pHpH when 5.3 gg of sodium acetate, NaC2H3O2NaC2H3O2, is dissolved in 150.0 mLmL of…

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Q: You are given a standard with a concentration of 10 ppm. You are to create 5 different samples, all…

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Q: A chemist makes 710.mL of mercury(I) chloride Hg2Cl2 working solution by adding distilled water to…

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Q: Stockroom Workbench 1 Information Name: Unknown Acid Volume: 12.150 mL 10.0 M NAOH 50.000 mL @…

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Q: When performing the gram stain, the Crystal Violet solution is composed of 20 mL of 95% ethanol in a…

A: In order to evaluate the required volume of any particular solvent to acquire final volume, the…

Q: During lab, a student used a Mohr pipet to add the following solutions into a 25 mL volumetric…

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Q: Stock or starting Serial dilutions done Total dilution factor Final concentration concentration…

A: For first we are provided starting concentration and total dilution factor. We are required to find…

Q: A student dissolves a Jefferson nickel to make 100.00 mL of solution in a volumetric flask. The…

A: Mass of Copper in Jefferson nickel used for making the first solution is taken as ‘x’ g.Hence,…

Q: 16. Concentrated glacial acetic acid is 99.7% H3CCO2H by mass and has a density of 1.05 g/mL. What…

A: Given,  Concentrated glacial acetic acid is 99.7% H3CCO2H by mass i.e. 99.7 g acetic acid in 100 g…

Q: An aqueous solution is made of the diprotic acid H2A to a concentration of 0.15 M H2A. Ka1 = 3.0 x…

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Q: If the experiment started with solid KHP instead of a solution, why would it be acceptable to use a…

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Q: 0.02 M NaOH reagent was standardized using 0.1000 g Potassium hydrogen phthalate (204.22 g/mol) and…

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Q: Example Weigh of bottle with Na₂C₂04, g Weight minus Na₂C₂04.9 Weight of Na₂C₂O4 taken, g Final…

A: The balanced equation for the reaction of C2O42-(aq) and MnO4-(aq) is: 5C2O42-(aq) + 2MnO4-(aq) +…

Q: An analytical chemist weighs out 0.083 g of an unknown monoprotic acid into a 250 mL volumetric…

A: find the moles of base.  then find the moles of mono protic acid  then find the molar mass using…

Q: 10- 0.02 g of AGNO3 in 100 ml of water express the concentration in ppm ? 20ppm 200ppm

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Q: 500 ml of 2000 ppm of sodium chloride is equal to 1g False True

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Q: Consider the following prescription: Promethazine HCl 62.5 mg NaCl Nacl sb 50 mL SWFI ad Make…

A: Given, Promethazine HCl = 62.5 mg NaCl = qs SWFI  ad   = 50 mL Make isotonic solution E-value of…

Q: A solution contains 38 mEq/L of Cl− and 19 mEq/L of HPO2-4 If Na+ is the only cation in the…

A: Given that the solution has 2 anions, Cl- and HPO42- ions which have to be balanced by only cation…

Q: he following five beakers, each containing a solution of sodium chloride (NaClNaCl, also known as…

A: The concentration of NaCl in beaker 3 and 4 are; 1.0 L=1000.0 mLMNaCl3=mNaCl3MMNaCl×V3=25.5 g58.44…

Q: The protocol for a given lab experiment specifies that you should prepare a diluted solution by…

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Q: MULTIPLE CHOICE: Choose the letter of the best answer Please answer all questions correctly 1. The…

A: Question 1 Answer: B (Cerimetry) Explanation: 1. Use of KMnO4 solution which is standardized by…

Q: During Lab 4, you are titrating a sample of new orange juice to determine its ascorbic acid (aka…

A: Amount of ascorbic acid can be calculated using proper dilution factors.

Q: How does this compare with the published solubility of aspirin in water? – this is a physical…

A: Solubility: Solubility is defined as the maximum amount of a substance that will dissolve in a given…

Q: A- STANDARD PHOSPHATE SOLUTION: Standard solution 1 4 6. Conc of PO4 (ppm) O-00 O.2 0.4 0.6 0.8 1-0…

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Q: Using the solubility curve above, how many grams of potassium iodide will dissolve in 100 grams of…

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Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.