A chemist prepares a solution of vanadium(III) bromide (VBr3) by measuring out 0.40 g of VBr3 into a 100. mL volumetric flask and filling to the mark w distilled water. Calculate the molarity of Br anions in the chemist's solution. Be sure your answer is rounded to 2 significant digits. B mol L 0.0 X

Q: How many mole’s of water water will be produced when 7.0 mol of KMnO4 are consumed

A: Given Data, Moles of KMnO4 = 7 molThe reaction : 2 KMnO4 + 16 HCl → 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2

Q: When a solution is diluted, the concentration of the solution increases.   Question  options:…

A: We know that Dilution refers to the process of adding additional solvent to a solution to decrease…

Q: How many liters of a 0.0550 M NaI solution contain 0.163 moles of NaI?

A: Molarity (M) = number of solute / volume in liters of solution M = n X 1000 / v

Q: 220 g of lithium bromide is placed into enough water to make 500 mL of solution. 50.0 mL of this…

A: Given mass of lithium bromide = 220 g volume of solution = 500 ml

Q: How much water must be added to 100.0 mL of 0.450 M HCl to obtain a 0.175 M solution of HCl?

A: First we would calculate the total volume of 0.175 M solution that can be made using the 100.0 mL…

Q: If 0.175 moles of NaCl are dissolved in a 250.0 mL solution, what is the concentration of the NaCl…

A: Given, Moles of NaCl = 0.175 moles Volume of solution = 250 mL = 0.25 L { NOTE : 1mL = 10^-3 L }

Q: 7. What volume of a 0.112 M solution of sodium hydroxide (NaOH) is needed to obtain 0.51 mol of…

A: Concentration is defined as number of moles of solute present in 1000 mL of solution or 1L of…

Q: What is the concentration in molarity of the cations that remain in solution?

A: The net ionic reaction is Mg2+(aq) + 2OH-(aq) → Mg(OH)2(s).

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: What is the mole of NaCl in the solution? How do I find it using the information provided.

A: From given mass of substance moles could be calculated by using the following formula,

Q: If 0.250 L of a 6.00 M HNO3 solution is diluted to 2.00 L, what is the molarity of the new solution?

A:

Q: nickel (II) hydroxide + chloric acid molecular ionic net ionic

A: The balanced chemical equation that has the reactants and products as such that is without the ionic…

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: If 50.0 mL of 0.435 M NaCl solution is diluted to 225.0 mL, what is the concentration of the diluted…

A: Given data is as follows: The initial volume of NaCl solution V1= 50.0 mL The initial concentration…

Q: What is the molarity of a solution if 50.0g of LiNO3 is dissolved in 2.75 L of solution

A: Molarity is the concentration term that is defined as the number of moles of solute dissolved per…

Q: If you had to prepare a 0.200 M HCl solution from 16.0 mL of a 2.70 M HCl stock solution, to what…

A: GIVEN: M1=Initial molar concentration=2.70MM2=Final molar concentration=0.200MV1=Initial solution…

Q: If 25.0 mL of 12.0 M HCl is diluted with water to a volume of 500 mL, what is the molarity of the…

A:

Q: If 0.50 L of 5.00 M stock solution of HCl is diluted to make 2.0 L of solution, what is the molarity…

A: Volume of stock solution (V1) = 0.50 L Molarity of stock solution (M1) = 5.00 M Final volume of…

Q: If 0.25 L of a 6.8 M HNO₃ solution is diluted to 2.0 L, what is the molarity of the new solution?

A: Given, M1=6.8 MM2=?V1=0.25 LV2=2 L

Q: Determine the molarity of a solution with a volume of 445. mL and 0.590 mol of solute dissolved.

A:

Q: If 25.0 mL of 6.00 M HCl solution is diluted to 2.00 L, what is the molarity of the new solution?

A: For the given HCl solution: The initial volume, V1= 25.0 mL The initial concentration, M1=6.00 M The…

Q: If 0.181 moles of NaCl are dissolved in a 250.0 mL solution, what is the concentration of the NaCl…

A: Molarity can be calculated as follows: Molarity = No. of  molesVolume L

Q: is HCI04 ionic?

A: Ionic compounds are formed by the combination of metal and non-metal atoms that form ionic bonds. In…

Q: If 75.0 mL of 0.550 M NaCl solution is diluted to 300.0 mL, what is the concentration of the diluted…

A: The given information is as follows: The initial concentration of NaCl solution M1 = 0.550 M The…

Q: A solution is prepared by dissolving 4.40 g of KSCN in enough water to make 340 mL of solution. What…

A:

Q: What is the mass percent concentration of HC2H3O2 when the molarity of HC2H3O2 is 169?

A:

Q: What is the equation for the molarity of a solution?

A: Molarity is used to determine the concentration of the solution.

Q: A solution was prepared by dissolving 38.0 g of KCl in 225 g of water. Calculate the mole draction…

A: Calculate number of moles of KCl and water:

Q: Determine the molarity if 0.35 moles of NaCl was dissolved in enough water to make 200. mL of…

A: Molarity of the solution is defined as the number of moles of the solute dissolved in 1 L of the…

Q: If 12.51 mL of a standard 0.1215 M NaOH solution is required to neutralize 46.54 mL of H2SO4, what…

A: Given, volume of NaOH = 12.51 mL            Molarity of NaOH= 0.1215 M            Volume of H2SO4 =…

Q: Calculate Molarity of a solution having solute 31.70 moles , dissolved in 8.2 L of solution?

A: Molarity of a solution is defined as number of moles of solute divided by volume of solution in…

Q: HCl molarity !? 22.7% mass 3.18 g/mL density

A: Given that  Mass % of HCl = 22.7%  Density of HCl solution = 3.18g/mL  22.7% HCl by mass means, 22.7…

Q: In order for a solute to dissolve in water, the solute particles must be molecules. strongly weakly…

A: In the fascinating world of chemistry, the process of dissolution plays a pivotal role in various…

Q: If 74.3 mL of 0.777 M HCl is diluted to a total volume of 152 mL and then 25.0 mL of the diluted HCl…

A:

Q: In a one-liter sample of pure water at room temperature, there are approximately water molecules.…

A: a) 10-7 is the correct answer

Q: Define the terms acid and base

A: Acid : An acid is a chemical species that donates protons/ hydrogen and /or accepts electrons.…

Q: If you dissolve 25.0 g of calcium chloride to make 350.0 mL of solution, calculate the molarity of…

A:

Q: How many grams of salt are formed after the reaction is complete?

A: We have to calculate how many grams of salt are formed after the reaction is complete?