Part A. The molarity of a solution made by dissolving 2.5 g of KOH in 250.0 mL of water is _____ M. Part B. Explain why a molecule such as C8H18 will not dissolve well in water.

Q: calculate the molarity of a solution prepared by diluting 575 mL of a 0.900 M solution with enough…

A: Given: Volume of initial solution V1        = 575 mL Molarity of initial solution M1      = 0.900 M…

Q: How can you dilute a 2.00 M KOH(aq) solution to make 100.0 mL of a 0.050 M KOH(aq) solution? O…

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

Q: Calculate the molarity of a solution prepared by diluting 575 mL of a 0.900 M solution with enough…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: (a) Calculate the molarity of a solution that contains 0.0345 mol NH4Cl in exactly 400 mL of…

A: Molarity is the number of moles of Solute in one liter of Solution. It can be written as -  Molarity…

Q: 200 mL of water is added to 700 mt of a 3-M NaCI solution. What is the concentration of the diluted…

A: Given that : Volume of Water (V2) = 700mL + 200 mL = 900mL Volume of NaCl (V1) = 700 mL…

Q: Consider solutions prepared by (a) dissolving 8.00 mmol of NaOAc in 200 mL of 0.100 M HOAc. (b)…

A: Solution can resemble and can be different in their physical and chemical properties.

Q: Calculate the final concentration of each of the following. A) 1.8 L of a 2.50 M HNO3 solution is…

A: For dilution, M × V = constant

Q: Calculate the volume of 1 M CoCl2 needed to prepare 100 mL of 0.25 M CoCl2

A: Molarity of solution 2 (M2) = 0.25 Volume of solution 2 (V2) = 100 ml Molarity of solution 1 (M1)= 1…

Q: Calculate the mass percentage of NaCl in a solution containing 1.50 g of NaCl in 50.0 g of water.(a)…

A: Mass percentage = (Mass of solute / Mass of solution ) × 100  Mass of solute = 1.50 gm , Mass of…

Q: 8. What volume of 0.200M HI is needed to neutralize 65.0 g NaOH? c. 13.0 L d. 8.12 L a. 0.325 L b.…

A: Given,0.200 M HI,65 g of NaOH

Q: What mass of HCI is needed to make 3000g of 3% solution? (MW: H = 1g/mol, Cl = 35g/mol) A. 0.09 gram…

A: Given:: Make mass of HCl = 3000 g % solution = 3% mass of HCl = ?

Q: A 12 M Solution of hydrochloric acid of volume 6 L needed to be diluted to reduce its molarity to…

A: We have given that Volume of HCl solution = V1 =6L Concentration of HCl solution = M1= 12M given…

Q: What volume of 0.300 M H2SO4 can be made from 15.5 mL of 0.624 M H2SO4?

A: Please find the attached images for the answer I am giving answer only for question number 1

Q: a) A 10.0mL sample of concentrated (pure) sulfuric acid (H2SO4) contains 17.7g of H2SO4. Determine…

A: Since you have posted multiple question. We will solve the first question for you. To get the…

Q: 180 C 13. If 18 gram glucose ( CH,0,) is present in 1000 gram of solvent, the solution is said to A.…

A: (13) Molality of the solution is the number of moles of solutes dissolved in one kilogram of…

Q: % concentration

A:

Q: 2.50  L solution contains 5.00g of NaOH(M.W 40.00g/mol). is the molarity (M) of sodium hydroxide in…

A:

Q: A. Describe how you would prepare 300 mL of 0.500M NaCI from water and dry NaCl. b. How would you go…

A: The molarity is the concentration term which means the number of moles of solute dissolved in per…

Q: Rank there aqueous solutions in order of increasing conductivity and explain why.  (a) .1 M CaCL2…

A: The conductivity increases with the increase in ions.

Q: Calculate the mass of bonic acid required to prepare ca 500 ml ca 4,0 % (m/V) boric acid solution in…

A: Given 4.0% boric acid and 0.020M HCl

Q: Which substances are essentially insoluble in water?Choose one or more: Br2(ℓ) KBr(s) Benzene,…

A: Bromine [Br2(ℓ)]: - Bromine is less soluble in water.Potassium bromide [KBr(s)]: - Potassium bromide…

Q: Calculate the molarity of a 37.0 % by weight hydrochloric solution. The density of the solution is…

A:

Q: Suppose that 15.0 ml of 0.0250M aqueous H2SO4 is required to neutralize 10.0 ml of an aqueous…

A: The number of moles of solute dissolved in per liter volume of solution is termed as MOLARITY. It is…

Q: What is the molarity of a solution formed by dissolving 3.00 moles of NaCl in enough water to yield…

A: Given: moles of NaCl = 3 moles Volume in L = 4 L  Molarity = ?

Q: a) What is the molarity of a solution made by dissolving 10 moles of sucrose, C12H22O11, in 10L of…

A:

Q: What is the concentration in ppm if 0.808 grams of CaCl2 is dissolved in 250 ml of water.  A. 11220…

A:

Q: Soluble or Insoluble? Cs2CO3 (Hg2)Br2 Magnesium sulfate Pb(OH)2 Ammonium iodide Cu3(PO4)2

A: The question is based on the concept of solubility. compounds which dissociate completely in aqueous…

Q: Dissolving 0.845 mol NaCl in 1540mL of water yields a solution with what concentration? a. 0.000549M…

A: To evaluate any certain solution's concentration (binary solution) which consists of a substance…

Q: A 0.699 M Na2SO4 (molar mass=142.04g/mol) solution has a density of 1.139 g/mL. Calculate the mass…

A: Given Na2SO4 Molarity of Na2SO4=0.699 M Na2SO4 molar mass =142.04 gm/mol density ofNa2SO4=1.139 g/ml

Q: Dissolve 1000 g of Potassium lodide in 650 mL hot purified water using a 2 L capacity beaker. Allow…

A: Given that 1000 g of potassium iodide is dissolved in 650 mL of the hot purified water using a 2 L…

Q: Calculate the molarity of Na2S2O3 if 41.22 ml is equivalent to 37.84 ml I2 solution, 35.62 ml of…

A:

Q: 41. What volume of 0.110 M H2SO4 is required to exactly neutralize 10.0 mL of 0.085 M NaOH? a. 0.19…

A: According to the balanced equation, when H2SO4 reacts with NaOH : H2SO4 + 2 NaOH --> Na2SO4 + 2…

Q: 575 mL sample of Pb(NO3)2 aqueous solution has a mass of 575.78 g. After the Pb(NO3)2 solution is…

A: We know that  Molarity (M) : Molarity is defined as the moles of solute per volume of solution (L)…

Q: 20.0 grams of Na2CO3 are dissolved in 1.50 L of water. What is the molarity of the Na2CO3 solution?…

A:

Q: Blue #1 is an FDA approved dye with the formula C37H34N2Na2O9S3. A stock solution is prepared by…

A: Consider the given information is as follows:   Mass of Blue #1 = 75.0 mg = 0.075 g Volume of…

Q: A solution of Naz2SO4 was prepared by dissolving an unknown mass in distilled water to form 100.00…

A: The molarity of a diluted solution made from a concentrated solution can be calculated as follows;…

Q: What is the concentration of sodium ions in a solution made by diluting 50.0 mL of a 0.874 M…

A: We have to calculate the concentration of sodium ions  .

Q: What volume (L) of 0.236 M potassium hydroxide solution would just neutralize 49.3 mL of 0.217 M…

A: The reaction between H2SO4 and KOH is given as H2SO4 + 2 KOH ---> K2SO4 + 2 H2O Hence from the…

Q: Suppose 3.32g of nickel(II) iodide is dissolved in 50mL of a 0.40 M aqueous solution of potassium…

A: Molarity is difine as no of mole solute dissolved in 1 litter solution.

Q: 1 mole of NaCl is dissolved in enough water to make 500 mL solution. The molarity of that solution…

A:

Q: What is the % concentration of a solution formed by dissolving 38 mL of ethanol in enough water to…

A:

Q: How many kg of water must be added to 20.0 g of NaOH to make a 0.30 m NaOH solution? The molar mass…

A: Given mass of NaOH = 20.0 g  Molality of NaOH = 0.30 m  Molar mass of NaOH = 40.00 g/mol

Q: A solution is prepared by dissolving 5.00 g of NaPH in 750.0 mL of water.   Determine the molar…

A: Part a: Given that, 5.0 g of NaOH is added to 750.0 mL of water. The molar mass of NaOH is 40 g/mol.…

Q: What volume of 0.12 M HBr can be prepared from 11 mL of 0.45 M HBr

A:

Q: 250. mL of a 2.00 M solution is diluted by the addition of 600. mL of water. Calculate the final…

A: We know that : V1S1 = V2S2  Or, S2 = V1S1/V2 ....(1) Here, V1 = initial volume = 250 mL, S1 =…

Q: What volume of a 1.5 M KOH solution is needed to provide 3.00 moles of KOH? K = 39.10 amu O = 16.00…

A: KOH Molarity =  1.5 M = 1.5 mol/L Moles = 3.00 mol  We know ; Molarity of substance = Moles of…

Q: A solution of NazSO4 was prepared by dissolving an unknown mass in distilled water to form 100.00 mL…

A: First, we have to start from solution-D. From the Na+ concentration of solution-D, we can find the…

Q: Which would be the best electrolyte in water? KCl b)  CO2      c) CH4      d) CCl4

A: Electrolyte is substance that conducts electric current as a result of a dissociation into…

Q: Calculate the concentration (M) of sodium ions in a solution made by diluting 50.0 mL of a 0.874 M…

A: Given,initial conc of Na2S , M1 = 0.874 Minitial voln, V1 = 50.0 mLFinal volm, V2 = 250.0 mLAlso,…

Q: How many milliliters of a 0.2228 M H3PO4 solution are required to neutralize 3.14 g of KOH? Molar…

A: The millilitres of 0.2228 M H3PO4 solution are required to neutralize 3.14 g of KOH is to be…