Q / How many grams is required to prepare BaS04 with a concentration of 0.25 M and a volume of 500 ml ?? Note that Ba = 137S = 32 0 = 16 %3D

Q: 87 g of NaOH in  306 g of NaOH solution   express 2 sig

A: Given,  Mass of solute = 87 g Mass of solution = 306 g % m/m = =mass of solute ×100/mass of solution…

Q: 9. What volume of glacial acetic acid (in mL) is needed to prepare 200. ml of a 0.230 M acetic acid…

A:

Q: (d) 144. g of M9SO4 · 7 H2O in 4.71 L of solution . M M9SO4

A: The most familiar unit involved in concentration depiction of solution is molarity (moles/volume).…

Q: How do you prepare 5 liters of 50 mM CaCl2? From 1 Molar CaCl2?

A: Dilution formula  Suppose we have a stock solution of molarity M1 and volume V1 is diluted by adding…

Q: A calibration curve of KCl conductivity (y-axis) vs concentration (mass percent, x-axis) is made.…

A: Given data: Equation of line: y = 578.3x + 0.380 y-axis contains conductivity values and x-axis…

Q: B The density of comm ercial concentrated HNO3 is 1-41 a /mL. The concentrated acid contains 69%…

A: Molarity :-  The number of moles of solute dissolved in one litre of solution is defined as molarity…

Q: 1000 3. How many grams of KC1 are required to make 250.0 mL of a 0.250 M solution?

A: 3) Molarity is defined as the number of moles of solute present in one litre of solution

Q: What volume of 0.220 M NaOH, in milliliters, contains 45.0 g of NaOH? Volume mL %3D

A:

Q: Solution BII. Calculate the volume of ~0.00100 M KMnO4 (Solution BI) needed to prepare 25.00 mL of ~…

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Q: If 0.9871 g of the primary standard KIO3 is used to prepare 500.00-mL of the standard solution, how…

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Q: 16.456 g of ethylamine (MM = 45.08 g/mol) are dissolved and diluted with water to 175.00 ml.…

A: Molarity is defined as the number of moles of solute per volume of the solution is liter. i.e.

Q: Part B 29.53 g C6H12O6 in 1.13 L of solution Express the molarity in moles per liter to three…

A: Part B -  Given that - mass of C6H12O6 = 29.53 g  Volume of the solution = 1.13 L = 1130 mL  Molar…

Q: 1. How many milliliters of concentrated hydrochloric acid, 38% (wt/wt), specific gravity 1.19, are…

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

Q: What volume of a 1.63 mass % solution of Mg(NO 3)2 is needed to contain 0.316 grams of…

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Q: 3. 5 mL acetic anhydride is to be added to 2 g salicylic acid. To how many equivalents (acetic…

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Q: 8. Determine the final molarity for the following dilutions. a. 24.5 mL of 3.0 M solution diluted to…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

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

A:

Q: camputely Nan cOs+ 2 HBr -> HaCOz How many mL of 0.677M HBr is needed to y retralize o.898g of Nag…

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Q: If 7.5 g of sodium nitrate, NaNO, is dissolved in 85ml of H20 (density of H2O = 1.0g/ml), calculate…

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Q: the mass of oxalic acid dihydrate (C:H2O4 • 2H2O) needed to prepare 750.0 mL of 0.3700 M oxalic acid

A: The required mass of the oxalic acid is calculated below,

Q: 2. A solution of ethanol (d = 0.795 g/mL) and water (H,O) is prepared by placing 30.0 mL of ethanol…

A: 2a. Data given, Density of ethanol = 0.795 g/mL  Volume of ethanol = 30.0 mL  V = volume of the…

Q: 1. To prepare 250 ml of 0.35 M NaOH using 8 M NaOH, you dilute ------ml of ------M with water to 250…

A: Initial molarity(M1) of NaOH = 8 MInitial volume(V1) of NaOH =?Final molarity(M2) of NaOH = 0.35…

Q: A solution is prepared by pipetting 25.00 mL of 3.0 x 10-4 M CaCl2 into a 750.00 mL volumetric flask…

A:

Q: What is the pH of an aqueous solution of 2.09x10-2M barium hydroxide? pH %3D

A: [Ba(OH)2] = 2.09 x 10-2 M

Q: 450 mL of 0.65 M CH3OH ?

A: Given data: Volume of methanol = 450mL Molarity = 0.65 M

Q: The volume of concentrated H2S04 needed to prepare 250 ml of 0.1N H2SO4 solution. [sp.gr=1.84, %=32]…

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Q: Calculate the volume of ~1.25× 10–3 M K2CrO4 stock solution needed to prepare 10.00 mL of dilute…

A: Given : Concentration of K2CrO4 stock solution = 1.25 X 10-3 M Concentration of CrO42- ion in final…

Q: 6 What volume of 0.220 M HBr solution (in mL) is required to obtain 0.0600 moles of HBr? A) 3.67 L…

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Q: How many moles of Mg*2 in 6.00 mL of a 6.0N Mg3(PO4)2 Solution ? First we have to convert moles into…

A: Given,  Normality of Mg3(PO4)2 = 6.0 N  Volume of Mg3(PO4)2 = 6.00 mL  Find number of moles of Mg2+…

Q: 3. Your lab space has a 100. mL bottle of 2.0 M LiAlH4. You need to make 50. mL of 0.10M LiAlH4.…

A: The volume of the bottle is 100. mL.The concentration of LiAlH4 that has to be diluted is .The…

Q: What volume of 0.244 M NaOH, in milliliters, contains 30.0 g of NaOH? Volume mL %3D

A: Molarity of the solution is obtained by dividing the number of moles of solute by the volume of…

Q: What volume (in mL) of 30.0% hydrogen peroxide solution is required to provide the mass required in…

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Q: What volume of concentrated nitric acid (16 M HNO3) will be needed to prepare 250 mL of 0.30 M HNO3?

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Q: 2-12. What is the mass in milligrams of solute (a) 26.0 mL of 0.150 M sucrose (342 g/mol)? (b) 2.92…

A: The number of moles of solute present in a solution is volume times its concentration in molarity.…

Analytical Tools

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