If 0.4350 g  of sodium oxalate, Na2C2O4, requiresof a 41.71 mL  KMnO4 solution to reach the end point, what is the molarity of the  KMnO4  solution?

Q: The concentration of Mg2* in a sample of coastal seawater is 1.08 g/kg. What is the molar…

A: concentration of Mg2+ = 1.08 g / kg 1.08 g/Kg means 1.08 g of Mg2+ in 1 Kg ( = 1000 g) Molar mass of…

Q: Analysis of a solution of NaOH showed that 42.67 mL of 0.485 M HNO3 was needed to titrate a 25.00-mL…

A: Given: 42.67mL of 0.485M  HNO3 titrated with 25.00mL sample of NaOH. To find: concentration of the…

Q: What is the molarity of a solution of H3PO4 if 50.00mL of it is titrated with 25.68 mL of 0.1201 M…

A: Given that: Volume of H3PO4 solution, V1 = 50.00 mL = 0.05 L, molarity = M1 Volume of NaOH solution…

Q: 3. There is a weak organic acid called phenol (C6H6O, molar mass = 94.11) which was once used as an…

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Q: 3) If 50.00 mL of 0.500 M Ca(OH), was reacted with 45.75 mL of a HC,H,O, solution, what is the…

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Q: Suppose you need 0.11L of a 0.35M solution of NiCl2, but all you have is a solution that is a…

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Q: A solution contains 0.0610 gg of oxalic acid, H2C2O4⋅2H2OH2C2O4⋅2H2O,in 250. mL. What is the…

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Q: If 0.1297 g  of sodium oxalate, Na2C2O4, requiresof a 48.59 mL  KMnO4 solution to reach the end…

A: Moles of sodium oxalate(Na2C2O4) = mass/molar mass = 0.1297g/133.99mol = 0.00096 When sodium oxalate…

Q: If 0.6546 g  of sodium oxalate, Na2C2O4, requiresof a 23.26 mL  KMnO4 solution to reach the end…

A: Reaction between MnO4- and oxalate is given.

Q: What volume (in mL) of 0.436 mol/L calcium hydroxide, Ca(OH)2(aq), is needed to completely…

A: Answer: the volume of calcium hydroxide [Ca(OH)2] solution needed is 16.31 mL.

Q: What is the molarity of a NaOH solution if 32.47 mL is required to titrate 0.6013 g of potassium…

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Q: If 48.41 mL of a standard 0.4434 M NaOH solution is required to neutralize 35.23 mL of H2SO4, what…

A: Given, Molarity of NaOH = 0.4434 M.             Volume of NaOH = 48.41 mL = 0.04841L. The balanced…

Q: 3.) If it takes 25 mL of 0.050 M HC,H3O2 to neutralize 345 mL of NaOH solution, what is the…

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Q: What is the volume of 1.323 M sodium hydroxide required to react with 15.3 g of concentrated acetic…

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Q: What volume, in mL, of 1.50 M FeSO4 is required to make 287.5 mL of a 0.590 M solution?

A: Given information: Concentration of FeSO4 (C1) = 1.50 M Concentration of other solution (C2) = 0.590…

Q: A standard solution of 0.297 M NaOH was used to determine the concentration of a sulfuric acid…

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Q: What is the molarity of a solution of NH3 when 4.56g of NH3 is dissolved in water to a total volume…

A: Given Information- mass of NH3 = 4.56 g  volume of NH3 =375.0 mL         Required data - moles of…

Q: What mass of oxalic acid H2C2O4 is required to prepare 350. mL of a solution that has a…

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Q: 1.00 L of a solution is prepared by dissolving 125.6 g of NaF in it. If I took 180 mL of that…

A: Given : Mass of NaF = 125.6 g Volume of initial solution = 1.00 L  Volume of initial solution used =…

Q: Calculate the molarity of Zn2+ in 150.0 mL of aqueous solution that contains 5.07 g of zinc chloride

A: The molarity is defined as the number of moles of solute dissolved in per liter of solution. i.e…

Q: The concentration of cholesterol (C27H46O, 386.73 g/mol) in normal blood is approximately 0.0052 M.…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: How many grams of barium acetate, Ba(CH3 COO)2 , must be dissolved to prepare 250. mL of a 0.218 M…

A: The amount of a solute dissolved in a specified volume of the solvent is expressed by the…

Q: If 50.0 mL of NaOH solution is required to react completely with 0.48 g KHP, what is the molarity of…

A: Molarity of a solution represents the concentration of solution, which is generally expressed as…

Q: If 50 ml of 1.00 M of H₂SQ and 50 ml of 2.0 M KOH are mixed what is the concentration of the…

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Q: 18. Assuming the volumes are additive, what is the NO3 in a solution obtained by mixing 275 mL of…

A: Number of moles = molarity x volume (L)

Q: What is the molarity of a NaOH solution if 32.47 mL is required to titrate 0.6013 g of potassium…

A: Potassium hydrogen phthalate (KHP) is a monoprotic acid.The stoichiometric equation of KHP and NaOH…

Q: .   a) What volume(ml) of 0.115 M HClO4 solution is required to neutralize 50.00 ml of  0.0875 M…

A: a) Since the acid is monoprotic while the base is diprotic And according to the reaction below…

Q: How many milliliters of 0.545 M NaOH are required to exactly titrate 2.119x1023 molecules of HCl?

A: The chemical reaction between NaOH and HCl is - NaOH + HCl -------> NaCl + H2O According to the…

Q: A typical solution used in general chemistry laboratoris is 3.0 M HCl. Describe, in detail, the…

A: The molarity (M) of a solution is defined as the number of moles of solute present per litre of the…

Q: What is the molarity of sodium ions, [Na+], in a solution of 15.0 grams of Na2CO3 dissolved in 125…

A: Introduction- Molarity (M): It is the number of gram moles of solute dissolved per litre of…

Q: What volume (in L) of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

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Q: If 25.98 mL of a standard 0.1180 M KOH solution reacts with 52.50 mL of CH₃COOH solution, what is…

A: Given values: Volume of KOH = 25.98 mL Molarity of KOH = 0.1180 M Volume of CH3COOH = 52.50 mL

Q: 200. mL of 2.50 M H2SO4 is added to 300. mL of 4.00 M H2SO4. Assuming that the volumes are additive,…

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Q: What volume of 2.47 M HCI is required to prepare 125.8 ml of 0.113 MHCI?

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Q: If 50.0 mL of NaOHNaOH solution is required to react completely with   0.44 gg    KHPKHP, what is…

A: Given :- Volume of NaOH = 50.0 mL  Mass of KHP = 0.44 g  To calculate :-  Molarity of NaOH solution

Q: What is the mass of solute, in grams, in 250, mL of a 0.0125M solution of KMnO4 ?

A: Answer:- This question is answered by using the simple concept of calculation of mass of solute…

Q: When 20.00 mL of 1.005 M H,SO4 is titrated with a solution of NaOH, 44.68 mL of NaOH is required to…

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Q: If 0.5693 g  of sodium oxalate, Na2C2O4, requiresof a 41.72 mL  KMnO4 solution to reach the end…

A: The reaction between MnO4- and oxalate is given.

Q: What is the concentration of cesium ions in a 682.920 mM solution of Cs3PO4? Express your answer in…

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Q: How many grams of Fe2(CO3)3 are required to react completely with 16.0 mL of 2.10 M of FeCl3 ?

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Q: Calculate the molarity of the solution prepared from 0.45 g Li2SO4 in 250. mL of solution?

A: Given Mass of Li2SO4 = 0.45 g Molar mass of Li2SO4 = 109.94 g/mol Volume of solution = 250 ml = 250…

Q: In a titration experiment, a student finds that 23.48 mL of a NaOH solution are needed to neutralize…

A: Stoichiometry, in balanced chemical reaction is defined by the ratio at which reactants are reacting…

Q: 3. A 0.709 g sample of H2C2O4:2H2O is dissolved in water and titrated to a phenolphthalein endpoint…

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Q: If 15.00 mL of 2.500 M NaOH is diluted to a volume of 200.0 mL by adding water, what is the molarity…

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Q: If 6.00 mL of 0.0210 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration…

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Q: What is the volume of 1.596 M sodium hydroxide required to react with 14.5 g of concentrated acetic…

A: volume of 1.596 M sodium hydroxide required  = 133 ml

Q: A student wants to prepare a solution of chromium(II) chloride with a known molarity. How many grams…

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Q: If 5.00 mL of 0.0445 M CuSO4 is diluted to 10.0 mL with pure water, what is the molar concentration…

A: Amount of copper sulfate in the 5.00 mL solution can be calculated as,