Molarity Trial 1 Trial 2 Trial 3 1 Start 1.74 0.15 0.59 Reading Ending Reading 11.83 10.10 10.59 mL of 10.1 9.95 10 titrant 4 mmole of NaOH 0.999 0.971 0.983 Mmole of H2SO4 Molarity of H2SO4 solution 0.499 0.486 0.491 5. 0.050 0.049 0.050 0.050- 7. Average Molarity (United States) DFocus х 3.

Q: Hi, How many mL of 0.115 N KOH would be required to react with a 1.150 gram sample of acid…

A: The normality of the solution can be expressed as:

Q: if i want to dilute 500L of a 2 M PbNO3 solution to a 1.5 M PbNO3 solution what will be the volume ?

A: Given :-  Initial concentration = 2 M  Initial volume = 500 L  Final concentration = 1.5 M  To…

Q: I have 300 mL of a 3.0 M HNO3 solution. What will the molarity be if I dilute my solution to 900 mL?

A: Here given, Initial volume (V1) = 300 mL Initial strength (S1) = 3 M Final volume (V2) = 900 mL…

Q: 12. A 5.000 gram sample of Na2CO3 X H₂O was heated to a constant weight of 1.853 grams. Na2CO3 = 106…

A:

Q: Calculate the molarity of 159.5g of H2SO4 in 1.360L

A:

Q: how many moles of Na2SO4 are in a 0.140 m aqueous solution that was prepared with 2.30 kg of water

A: Since, Molality is the number of moles of solute dissolve in one kilogram of the solvent. Thus,

Q: High fructose corn syrup is used industrially as a sweetener in everything from carbonated beverages…

A:

Q: What is the molarity of a solution that contains 2.70 moles of a solute in 750.0 mL of solution?

A: Given  Number of moles = 2.70 mol Volume of solution = 750 ml = 0.750 L To find  Molarity

Q: How many grams of NaOH are needed to prepare 250 mL of  0.225 MM  NaOH?

A: The molarity of the solution is defined by the mole of solute present in one liter of solution. The…

Q: 11) The molarity of a solution prepared by diluting 43.72 mL of 1.005 M aqueous K2Cr2O7 to 500. mL…

A:

Q: If the mass of of Na2CO3 is 0.011501g in 5ml of water, what is the mass in 106ml?

A:

Q: How many moles of NH4SO4 are needed to make 3.45 L of a .250 M solution?

A: Moles of NH4SO4  can be calculated as follows

Q: .96435 mol NANUB 11. What is the molarity of a solution that contains 45.0 g of vitamin B1…

A: Answer:- The molarity of the solution is calculated using the formula as , molarity = mass/(molar…

Q: How many grams of a solution that is 5.2 % sucrose by mass are needed to obtain 18 g of sucrose…

A: The mass percentage of the solution is = 5.2 % The amount of sucrose needed is = 18 g The amount of…

Q: What is the molarity of Ca2+? of Cl-? 71. One mole of Na,S is represented as H0 where repre- sents…

A: The Na2S is soluble in water and thus Na+ and S2- ions will be produced on dissolution of Na2S in…

Q: The final concentration of a solution made by diluting 10.0 mL of 0.685 mol/L NaBr to 300mL is ?

A: Given :  Initial concentration = 0.685 g/mol  Initial volume = 10.0 mL  Final volume = 300 mL  To be…

Q: 59 NAOH ate dissolved in wador to makie I1,4% M/m NaOH Solunon. what is The Mass of the Solunon ?

A: Applying wight percentage formula %=( m/M)×100

Q: How many moles of K2SO3 are present in 237 mL of 1.21 M solution?

A: Given that : Volume of solution = 237 mL = 0.237 L Molarity = 1.21 M

Q: What is the final concentration (M) of a solution prepared by diluting 50.0 mL of a 6.00 M KCI…

A:

Q: Grams of MgCl2 to prepare 3.25 L of a 0.950 M MgCl2 solution

A:

Q: Calculate the mass of Na₂CO3 (FM 105.988 8) needed to prepare a 15.00 mM solution with a volume of…

A: Given,The molarity of Na2CO3 solution = 15.00 mMvolume of solution = 500.0 mLformula mass of Na2CO3…

Q: b. In question 5a, what is the molar concentration of all ions in solution? [K* ] = M [SO,? ] = M

A: The molar concentration of all the ions of a salt can be obtained knowing the molarity of the salt…

Q: 11. If 56.1 grams of NaCl are dissolved in 44.0 mL of Sulfuric acid, H2SO4 Sulfuric acid has a…

A: Given data:  Weight of NaCl = 56.1g Weight of H2SO4 = 120.0g Density of H2SO4=1.84g/ml

Q: A solution of KOH contains 15.0 g of KOH in 185.0 g water. What is the mass percent of KOH in the…

A: mass of KOH = 15.0 gmass of water = 185.0 gmass percent(% m/m) =?

Q: What is the concentration of a solution formed by diluting 280 mL of 7.2 M NaOH solution to  0.77 L?

A:

Q: 12. a. What is the molarity of a solution made by mixing 125 mL of 5.00 M H3PO4 with 325 mL H2O? b.…

A: • Molarity = No. of moles of solutevolume of solution (L)• No. of moles = molarity ×volume (L)• 1 L…

Q: How many grams of C6H12O6 is needed to make 250.0 mL of 0.164 M solution?

A:

Q: Determine the mass of 500g of ammonia   % solute by mass 28 density 0.90 g/mL

A: % solute by mass= 28 % This means 28 g of ammonia in 100 g of solution. Density =0.90 g/m