How many grams of MnI2 are there in 244 grams of an aqueous solution that is 27.9%(w/w) MnI2? ____g 2) How many grams of iron (II) chloride,FeCl2,are required to make a 6.28%(w/v) aqueous solution in a 500.mL volumetric flask? ____g

Q: How many grams of CoSO4 are there in 201 grams of an aqueous solution that is 11.6 % by weight…

A: Given- Mass of solution = 201 g Solution is 11.6 % by weight CoSO4  To find - mass of CoSO4  in…

Q: ater (dH2O). What is the concentration of this MgSO4 solution expressed as % (m/m)? [Mwt MgSO4 =…

A:

Q: At 60oC, NaNO3 has a solubility of 110 grams NaNO3 per 100 grams of water. How many grams of NaNO3…

A: 100 g of water dissolve = 110 g of NaNO3

Q: 1. What should be the concentration of the salt if the required concentration of the acid component…

A:

Q: Q2:- :- Describe how you would prepare 1/2 Liters of 2.50 N and2.50 M H ,PO, water solution. if you…

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: . How would you prepare 2 x 102 mL of 0.9 M NaOH solution, starting from 5.01 M stock solution?

A: Given that : Molarity of NaOH = 0.9 M Volume of NaOH solution = 2×102 mL Molarity of stock solution…

Q: Calculate the molar concentration for aqueous solutions with these data a) M = 142g / mol m = 14g v…

A: Molar concentration /Molarity is defined as Number of moles of solute divided by Volume of Solution…

Q: Determine the final volume, in milliliters, of each of the following: a) A 1.45 M mannose solution…

A: Data given: a) The initial concentration of mannose, M1 = 3.00 M The initial volume of mannose, V1 =…

Q: How many mL of solute is needed in a 0.750L can that is 3.31% (v/v)?

A: The question is based on the concept of volume percentage.   amount of component present in 100mL of…

Q: A 104-mg sample of Na2CO3 is dissolved in H2O to give 2.45 L of solution. What is the concentration…

A:

Q: Consider the following six beakers. All have 100.0 mL of an aqueous 0.1 M solution of the following…

A: pH of six beakers:

Q: Calculate the amount of KNO3-N required to prepare 100 ppm solution in 250ml volumetric…

A: One gram in one liter is 1000 ppm.  1g in 1000 mL = 1000 ppm 0.001g in 1 L  = 1 ppm 1 ppm = 1 mg/L

Q: QUESTION 10. What is the initial volume, in milliliters (mL) needed to prepare each of the…

A:

Q: You need to make 4 liters of 0.8% NaCl solution. Indicate how you would make it from powdered NaCl.…

A: The amount of NaCl needed to prepare 4L solution is determined as, 8.  Mass of NaCl needed ⇒…

Q: What is the new concentration of acetic acid when 6.00 mL of a 12 M solution are diluted to 100 mL?

A: During dilution, the solvent is increased in the solution. Dilution decreases the molarity. To…

Q: What is the molarity of 5.0 moles of CaCl2 dissolved in 2.5 liters of water? Group of answer choices…

A: Mole is defined as the ratio of given mass and molar mass. The unit of mole is mol. It is utilized…

Q: 1 How many moles of solute are present in 35.0 M KNO3? 1.2 What is the concentration in percent by…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: How much of the stock solution do you need to prepare 425 mL of  0.600 M Al2(SO4)3 from 2.00 M…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: Match the concentration with the appropriate statement.    Question : 123456 30 g of…

A: 1).30 g of NaCl in 500 mL of solution=30g500ml×100=6%MV2).125 g of copper (II) sulphate in 500 g of…

Q: 1) The boiling point of chloroform, CHCl3, is 61.700 °C at 1 atmosphere. Kb(chloroform) = 3.67 °C/m…

A:

Q: Example 8: Calculate the weight percentage of solution prepare by mixing 5.0g AGNO3 with 100 mL…

A:

Q: 10. A solution was prepared by dissolving 5.76 g of KCI MgCl2.6H2O (277.85 g/mol) in sufficient…

A:

Q: How many mL of 0.547 M HNO3 are needed to dissolve 5.63 g of MgCO3?

A: Given :- mass of MgCO3 = 5.63 g  Molar concentration of HNO3 solution = 0.547 mol/L  To calculate :-…

Q: how many mL of a 0.555 M KNO3 (Mw=101.1g/mol) solution would contain 30.5 g of KNO3?

A: Given  Molarity of KNO3                  = 0.555 M Molecular weight of KNO3 = 101.1 gm/mole Mass of…

Q: 1. Determine the % w/w of a solution with 25.0 g of NaCl dissolved in 100 g of water. 2. What is the…

A:

Q: 1) What is the molarity of a 1.44 (m/v)% solution of HCOOH (formic acid)?

A: The m/v concentration of the HCOOH solution is = 1.44 % The molarity of the solution is =? We know…

Q: a. What is the molarity of a 12 N H2C2O4 solution?  b. How many moles and how many equivalents of…

A: Definition molarity : Molarity (M) is the amount (number of moles) of solute in a one liter of…

Q: 4. What is the percent (m/v) concentration of the solution obtained when 15.2 grams of nickel (II)…

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

Q: How many mL of methyl alcohol are required to make a 8.79% (v/v) aqueous solution in a 300.mL…

A: Percent Volume/Volume  Means the X mL of the Solute present in the 100 mL of the Solution . For…

Q: 5. Describe how you would make each of the following aqueous solutions. Indicate the amount of…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: HW9 #13

A: Lidocaine is used for a local anesthetic and cardiac depressant.

Q: How many mL of 0.468 M HNO3 are needed to dissolve 8.72 g of MgCO3? 2HNO3(aq) + MgCO3(s)-->…

A: Concentration of HNO3 = 0.468M Mass of MgCO3 = 8.72g Calculate the volume in ml.

Q: Lisa, a librarian at the Knights of Favonius, is also a great potion maker. She wants to create a…

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

Q: 2. Lisa, a librarian at the Knights of Favonius, is also a great potion maker. She wants to create a…

A: When two solutions of potassium dichromate, K2Cr2O7 are added, both the moles and volumes are added…

Q: A 5 gram (NH4)2SO4 (MW = 132.14 g/mol) was dissolved to make 500mL solution. It found to have a…

A: Molarity(M) is defined as number of moles of solute in 1L of the solution. Molality(m) is defined as…

Q: How to prepare 0.2 M 50 mL HCl solution and 100 mL 5 ppm NaCl solution? Please explain. (dHCl: 1.18…

A: Molarity is a way of expressing concentration defined as moles of solute present per liter of…

Q: 3. The Laboratory custodian prepared saturated NaNOa) solution of 10.9 M at 25°C. How many grams of…

A: Two numerical problem based on solution, which are to be accomplished.

Q: Calculate the mass percent of a solution containing 13.0 g of Wn2ApO4 and 91.5 g of H2O.

A: Hello. Since you have posted multiple questions, the first question shall only be solved in this…

Q: 2) what is the molarity of 2.5 N solution of HCl? 3) convert a 5.0 mEq/ L calcium standard to mg/dL…

A:

Q: How many mL of ethyl alcohol are required to make a 2.01% (v/v) aqueous solution in a 300. mL…

A: Volume percent (v/v) % :-  The volume of solute in mL present in 100 mL of solution is defined as…

Q: Quesion 1 a Calculate the (m/v) % concentration when 25.3 g of NaCl dissolved in 1.5 L of…

A: Since we only answer up to 3 sub-parts, we will answer the first 3 only. Please resubmit the…

Q: To make 2L of.30 M sulfuric acid, how many mL of the stock solution of 1 M should be used? O 600 ml…

A: The given problem can be solved by using the formula given as;  V1 M1 = V2 M2…

Q: What is the concentration, in % (w/v) of a solution containing 15.0 g KCl in 600.0 mL solution?

A:

Q: 3. A teardrop of 0.5 mL contains 5.0 mg NaCl. What is the molarity of the NaCl in the teardrop? 4.…

A: 3. Calculating the molarity of NaCl solution: Given;

Q: stock solution

A:

Q: How much 6.00% sucrose solution must be added to 5.00 liters of 60.0% sucrose solution to dilute it…

A:

Q: . How many grams of PbBr2 are necessary are 250 mL of saturated solution? bBr2 = 367 gmol-1, Kgp =…

A: Ksp is the solubility product which is defined for solid.

Q: How many mL of 0.546 M HNO3 are needed to dissolve 7.53 g of MgCO3?2HNO3(aq) + MgCO3(s) --->…

A:

Q: If a solution is 7.11x10^-2 M CuSO4, how many grams of Cu^2+ are dissolved in 10.0 mL of that…

A: Molarity of the solution is equal to the number of moles of solute present in one liter of a…

Q: Calculate the number of mercury (Hg) atoms in an aqueous solution with a volume of 1.00 L and a…

A: 1 ppb means that 10-6 g of solute is present in 1L of solution. The number of moles of Hg atoms can…