What is the concentration of this stock solution in % w/v and in molarity? From this stock solution of acetylcholine chloride, 0.40 mL was added to the sample tube brining the total volume in the sample tube to 3.0 mL. What is the concentration of the acetylcholine chloride in the sample tube in g/mL and in molarity?

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A: The question is based on the concept solutions. it involves calculation of molarity of the solution.…

Q: 10-mL aliquot of the previously prepared NaCl solution into a 100-mL volumetric flask. What is the…

A: Given, Initial Molarity(M1) = 0.68 M Initial Volume (V1) = 10 mL Final Volume (V2) = 100 mL Final…

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A: Concept used: Density = mass VolumeSpecific Gravity =Density of solutionDensity of reference

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Q: student was given a solution of unknown molarity of Potassium Hydroxide (KOH). On the lab bench the…

A: STEP 1: Following are few important properties of standard solution- Its concentration must remain…

Q: percent (m/v)

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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A: Mass/Volume Percent (w/v):Mass/volume percent is a way to express the concentration of a solution.It…

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A: Solute and solvent together constitute the solution. Solutions are of two types. Homogenous and…

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A: Given that:  95ml of 0.90 M Mg2+ + 35ml of 1.1×10-5M F- Total volume = 95ml + 35ml = 130ml

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A:

Q: The mass of K,Fe(CN)6 is .. .to preparation 400 mL of a solution that is 0.0810 M in K* A.W: K=39 ,…

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Q: Find the milliliters of 0.250M KOH needed to neutralize 115.0 mL of 0.834 M H,PO,. Write and balance…

A: The balanced chemical equation for the neutralization reaction between KOH and H3PO4 is  3 KOH +…

Q: IReferences) A solution was prepared by mixing 40.00 ml. of 0.100 M HNO3 and 110.00 mL of 0.200 M…

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Q: A homogeneous mixture of two (2) or more substances originally in any of the three states of matter…

A: A homogeneous mixture of two (2) or more substances originally in any of the three states of matter…

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Q: chemistry student wants to dilute ethyl alcohol from 90% concentration to 70%. Which equation hould…

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Q: I need 1 mL of pyruvic acid (molar mass: 88.06 g/mol) for an experiment but have it as a powder. How…

A: Volume of solution = 1 mLDensity of pyruvic acid = 1.250 g/mL

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A: NOTE : The formula of Lactic acid given in question is incorrect. it will be CH3CH(OH)COOH

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A: Calculation is given below for complete the table.

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Q: Chemistry 오 3. Rank the following compounds from most negative (1) to most positive (5) log of Kow…

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Q: A 6.50-mL portion of a 100.0 ppm solution was obtained and diluted to a final volume of 25.00 mL.…

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Q: Calculate the number of grams of CuCla.2H20 solid needed to prepare 25.00 mL of 0.0450 M CuCl.2H20…

A: Given: Molarity of CuCl2. 2H2O = 0.0450 MVolume of solution = 25.00 mL

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Q: You weighed mNaOH 125 g of NaOH (MNaOH 40 g.mol-¹ and purity p = 80%) that you dissolved in a final…

A: Given: weight= 125 g  Vo = 250 mL  Purity = 80% To calculate: 1- the molarity [NaOH]o of the stock…

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A: 1) Preparation of Standard solutions with different dilution factors      Standard-1:…