Which of the following choices is characteris tic of mola lity: a- Useful in experiment without significant temperature changes. b- Moles of solute per liter of solution. c- Useful in experiments with signific ant temperature change. d- Equivalent per liter.

Q: Make the following solution isotonic with respect to membrane. Provided that you have isotonic…

A: For this we can use White–Vincent method , In this method the volume of water is added to the drug…

Q: Which solution has a greater concentration, A or B? A. 0.15 mole of solute dissolved in 0.4 Lof…

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Q: Part IlI: Determination of Saturated Solutions

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Q: What is the % by volume of ethanol ( C2H6O), in the final solution when 85 mL of ethanol is diluted…

A: Given data is as follows:  The volume of ethanol = 85 mL The volume of the water added = 165 mL The…

Q: How many mL of a 15% (w/v) solution must be to deliver 8.0 g of solute? administered

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Q: 8) The volume percentage V/V% is equal to preparing by mixing 30 mL ethyl alcohol with 350 ml water.…

A: Volume percentage ( V/V )% :-  The volume of solute present in 100 mL of solution is called volume…

Q: - Mary cut the carrots into four cylindrical pieces (D,C,B,A) of equal mass, and put each piece in a…

A: A-Determine the symbol that refers to the least concentrated solution in the previous graph? B-…

Q: If we need 80mL of 0.3M NaCI, it is harder to calculate. For any dilution we can use the formula…

A: Given reaction is : Given initial volume = V1 = ? Initial molarity of NaCl = C1 = 5M  Formula of…

Q: 5 mL of 3% hydrogen peroxide solution (0.88 M) and 5 mL of potassium iodide solution (0.25 M) are…

A: Total volume the solution after addition of 5 mL of hydrogen peroxide solution and 5 mL of potassium…

Q: 100 mL of 0.5 M H2SO4 solution is needed.  The stock solution is 6 M.  How many milliliters of stock…

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Q: Suppose that 10.00 mL of 0.0100 M IO3- solution requires 11.43 mL of the thiosulfate solution to be…

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Q: 5.3: Similar to For practic 0.125 M HNO3 solution r Na2CO3(aq) + 2HNO3(aq) O 14.9 mL O 51.4 mL O…

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Q: How    many    moles    of    NaCl    are    present    in    350    mL    of    a    2    M…

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Q: 2. 100ml of sodium hydroxide solution is required 20ml of 0.5 N sulfuric acid solution to neutralize…

A: Answer: This question is based on acid-base titration where with the help the known concentration of…

Q: There is a 1:1 relationship for neutralization of nitric acid in each sample of unknown. How do you…

A: Interpretation- To determine the volume of the  1:1 ammonium hydroxide solution necessary to…

Q: How many mL of 0.100 M sulfuric acid would be neutralized by 100.0 mL of 0.500 M calcium hydroxide…

A: The balanced reaction between H2SO4 and calcium hydroxide  is: H2SO4 + Ca(OH)2 → CaSO4 + 2 H2O…

Q: mOsm/L mOsm/L mOsm/L mOsm/L 50 mls of solution E+ 50 mls of pure water 20 mls of a 300 mOsm/L…

A: The clinical value 0.9% Sodium Chloride Injection, contains 9 g/L Sodium Chloride. (NaCl) with an…

Q: 1. Compute for the concentration of the components of a sweet and sour solution containing 15 g…

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Q: you have just used up the last of a 1.2% m/m solution of agarose water. You require another 100mls.…

A: For preparing of agarose gel , we use Following formula -   Mass of agarose in gram = percentage ×…

Q: If the freezing point depression constant of the pure solvent is 8.08 ºC·kg solvent/mol solute,…

A: The depression in freezing point (ΔTf) of the solvent is calculated as follows:

Q: A 5 percent solution (by mass) of cane-sugar (M.W. 342) is isotonic with 0.877% solution of…

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Q: You are given an 18% solution of sodium imidazole. What mass of imidazole (in g) would be in 20 mL…

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Q: Q-6- ASElufion Contains 41o.3 grams of Hz So perliter of Solution at 20°c If the density is…

A: Molality: In 1000 mL or 1L of the solution, the number of moles of the solute present is called the…

Q: Hello, 15.00 mL of a H3PO4, solution required 21.45 mL of 0.125 N NaOH for complete neutralization.…

A: N1 * V1 = N2 * V2 N1 * 15ml =0.125 N * 21.45 ml Normality of H3PO4 (N1)= 0.178 N

Q: gHow many grams of sodium hydroxide (M.wt-58.5) can add to Iliter of solution mixture of 0.2M…

A: Ammonia, NH3 is a weak base and ammonium chloride or ammonium ion, NH4+(aq) is a conjugate acid of…

Q: It is desired to make a 0.1M solution by adding 500grams of copper sulfate pentahydrate crystals.…

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Q: 21/ The molarity and Normality for 250 * ?ml of 1.05% NaHCO3 0.05, 0.05 U.1, 0.05 0.05,0.1 O Qz/…

A: 1. Given volume of NaHCO3 solution is 250mL. Concentration of NaHCO3 solution is 1.05%(m/V). What is…

Q: What is the percent by mass concentration of NaCl in solution that is prepared by adding 15.0g lf…

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Q: A. The solution at 0.5 micoMolar B. The solution at 3.0 microMolar C. The Blank

A: The Stern-Volmer equation is given by  (Fo/F)=1+Ksv[Q] where Fo stands for  fluorescence intensity…

Q: Which of the following statement/s is/are correct? 1. 3.00 N H2SO4 is equivalent to 6.00 M H2SO4.…

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Q: Example 8: Calculate the weight percentage of solution prepare by mixing 5.0g AGNO3 with 100 mL…

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Q: How many grams of ammonium sulfite is needed to make 250.0 mL 0.500 M solution from solid?  How…

A: We know , Molarity = moles / per L of Solution By using this relation we can calculate the moles of…

Q: Fifty milliliters (mL) of a 0.10N solution of sodium thiosulfate, Na2S2O3, is to be make a 0.020N…

A: The concentrated solution has a high mole of the solute dissolved and the dilute solution has a low…

Q: How of Cape Julfcte pentehydrare ( Cusoy.5420) were need many grams to malse 100 mL cf the 0.4M…

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

Q: Now please tell how many milligrams of potassium permanganate you must weight for preparing the…

A: The molar concentration (also known as molarity, concentration of quantity or concentration of…

Q: How to get 10% HCl solution and 6 M HCl Solution from concentrated HCl solution, which is 12 M or…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the amount of…

Q: 1. 5% (w/v) Sodium hydroxide solution a. molality: _______________ b. molarity: _______________…

A: Here density of the solution is not mentioned in both the cases so assume the density to be same as…

Q: How many grams of sodium chloride, NaCl , must be dissolved to prepare 400. mL of a 0.135 M aqueous…

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Q: 15.00 ml of a H3PO4 solution required 21.45 ml of 0.125 N NaOH fpr complete neutraliztion. calculate…

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Q: #1 Calculate the molarity of the following solution: 0.50 moles of CaCl, in 3500 mL of solution. %23

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Q: A 2L stock solution of 8M hydrochloric acid is used to create a 2.5M solution of what volume?

A: HCl Solution Initial volume of stock solution = V1= 2 L Initial Molarity of stock solution = M1= 8 M…

Q: How many milliequivalents of potassium would be supplied daily by the usual dose (0.3 mL three times…

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Q: 50M of a specific solution with a concentration of 0.2M, add to it a quantity of 20ml of water, the…

A: Given: 50 mL of a specific solution with a concentration of 0.2 M 20 mL of water

Q: 1. Describe how the solubility of solids (solid line) and gases (dashed line) is different. 2.…

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Q: wich solution 0.50M NaCl or 0.25M SrCl2 has larger concen_tration when expressed in μg/mL

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Q: A solution is 0.61M in hydrochloricacid. How many moles of |hydrochloric acid are in 601.1mL of…

A: Since concentration = moles of solute / volume of solution in L And in our case solute is HCl  Hence…

Q: 5. Determine the Molar concentration of each of the following solutions: a. 166g KI per L solution…

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Q: what mass (in g) of disodium phosphate (NaHPOJ must be dissolved in 495.50 ml of water to crate a…

A: Composition of a solution can be ascertained either qualitatively or quantitatively. Molarity is a…

Q: What is the Normality of a 25ml solution of Hydrochloric acid, that neutralizes 20ml of a 0.50N…

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