3. A) 9.76 g of KOH is put into a 100. ml volumetric flask and DI water is added until the resulting solution reached the line on the flask. What is the molar concentration of this solution?

Q: If 35.9 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: For CH3OH solution, Given mass = 35.9 g Molar mass = 32.04 g mol-1 Volume of solution = 500 mL…

Q: 135 mL of water are added to 75.0 mL of 0.0250 M NaOH. What is the molarity of the resulting…

A: The molarity of resulting solution is obtained by using the formula, M1V1=M2V2.

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A:

Q: A 23.5 g sample of KBr was placed in a 500.0 mL volumetric flask, which was filled to the mark with…

A: The question is based on the concept of molarity.  molarity is a method of expressing concentration…

Q: A chemist places 2.9764 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

A: Given, Stock Solution 1 : mass of NaCl = 2.9764 g volume of flask = 100 mL Solution 2 : Volume…

Q: A 125 mL sample of phosphoric acid reacts with excess calcium hydroxide and 205.5 g of a precipitate…

A:

Q: If 39.6 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Given, amount of CH3OH =39.6 g and molar mass of  CH3OH =32.04 gmolvolume of flask i.e. solution…

Q: A 50.0 mL aqueous stock solution of 0.85 M NaOH is diluted to a final volume of 249.1 mL. What is…

A:

Q: If 22.0 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Mass of CH3OH = 22.0 g  Molar Mass = 32.04 g/mol  Volume = 500.0 mL  = 0.5 L

Q: 2+ hat will the concentration of Mg?t

A:

Q: 2. Would the calculated value of the molarity of the NaOH solution be too high or too low or…

A: Here’s how each of these errors would affect the calculated molarity of the NaOH solution:

Q: A 0.786 g sample of KHP is dissolved in 50 mL of water and titrated with KOH. The initial burette…

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Q: 0.0140 M

A:

Q: solution is prepared by putting 7.3 g of potassium bromide, KBr, in a flask and adding water up to…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter.      Molar…

Q: 25.0 mL of 0.350 M NaOH are added to 45.0 mL of 0.125 M copper (II) sulfate.      (a) How many grams…

A: a) The balanced chemical equation for mentioned reaction:

Q: A solution of 300.0 mL of 0.150 M Nickel (II) sulfate is mixed with a solution of 100.0 mL of 0.200…

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Q: A solution is prepared by dissolving 23.0 g of KCI in 100.0 mL of water. Assuming the density of…

A:

Q: the lead in an aqueous lead(II) nitrate solution can be precipitated out by adding potassium iodide.…

A: Given, The lead in an aqueous lead(II) nitrate solution can be precipitated out by adding potassium…

Q: If 26.5 g of CH3OH(MM=32.04g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

A:

Q: A sample of sodium chloride NaCl, weighing 0.0678 g is placed in a 25.0 mL volumetric flask. Enough…

A: Molecular mass of NaCl = 58.44 g/mol  Amount of NaCl taken = 0.0678g Number of moles of NaCl=…

Q: A stock solution of NazS2O3 is prepared by adding 20.40 grams of solid Na2S2O3 to enough water to…

A: Molarity is a way of expressing concentration in which moles of solute present per liter of solution…

Q: How many moles of Agl will be formed when 75.0 mL of 0.300 MAGNO. is completely reacted according to…

A: Molarity = moles of solute/volume of solution in liters  So, moles = molarity × volume (L)  Number…

Q: at a certain temperature,1.85 grams of barium hydroxide will dissolve to form 100.0 ml of a…

A: The given mass of barium hydroxide = 1.85 g The volume the solution = 100.0 mL = 0.100 L  The…

Q: If 23.9 g of CH₃OH (MM = 32.04 g/mol) are added to a 500.0 mL volumetric flask, and water is added…

A: Molarity (M) is a concentration term for a solution. The molarity of the given solution is defined…

Q: A stock solution of Na2S2O3 is prepared by adding 20.40 grams of solid Na2S2O3 to enough water to…

A: Multiple questions

Q: A student weighs out a 3.48 g sample of manganese(II) chloride, transfers it to a 125 mL volumetric…

A: Molarity of any solution is defined as the moles of solute present per litre of the solution  Hence…

Q: A 8.92 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

A:

Q: (a) Standardization of iodine solution ( finding its concentration ). 5.00 g vitamin C are dissolved…

A: #(a): Standardization of iodine(I2) solution: Volume of the diluted vitamic C solution used for…

Q: the concentration of CH₃OH in the resulting solution?

A: Given,   Mass of CH3OH = 40.7 g Molar mass of CH3OH = 32.04 g/mol According to problem volume of…

Q: if 23.18 mL of NaOH solution is required to react completely with 0.320 gg  KHP, what is the…

A: We have to calculate the Molarity of NaOH solution.

Q: A 2400. gram sample of an aqueous solution contains 0.012 grams of NH3. What is the concentration of…

A: Given solution has mass 2400 g and it contains 0.012 g of NH3 (which is solute).

Q: An aqueous solution of copper(II) iodide, CuI2, contains 3.40 grams of copper(II) iodide and 17.8…

A:

Q: How many milligrams of sodium sulphide are needed to completely react with 25.0 mL of a 0.0100 M…

A: Balanced chemical reaction between sodium sulphide and cadmium nitrate is given by,

Q: A 11.7 g sample of an aqueous solution of perchloric acid contains an unknown amount of the acid. If…

A:

Q: = O CHEMICAL REACTIONS Determining the volume of base needed to titrate a given mass... A chemistry…

A: Phosphoric acid reacts with sodium hydroxide to form sodium phosphate and water. The equation for…