Calculate the volume of NaSCN 12x103M solution necessary to prepare 10 ml of 8x10-3 M NaSCN solution 6x10-3 M NaSCN solution 4x10-3 M NaSCN solution

Q: Explain how you would prepare the following dilute solutions from more concentrated ones:  200 ml…

A: Dilution of the solution: On dilution of the solution with the pure water, the mole of solute…

Q: Percent concentration of 40 grams NaOH in 2 liters of solution

A: Given-> Weight of NaOH = 40 gm Volume = 2 L = 2000 ml (1 L = 1000 ml)

Q: Which of the following describes molarity?     the number of moles in a solution plus one liter of…

A: The question is about definition of Molarity. This is Multiple choice question.  There are 5 option…

Q: What is the molarity of a 38g solution of sodium carbonate if it is dissolved in 200ml?

A: Given: Mass of sodium carbonate (Na2CO3)  = 38.0 g Volume of Na2CO3 solution= 200 mL = 0.200 L Molar…

Q: Calculate the volume of NaNO2 8×103M solution necessary to prepare 10 ml of 6x10-3 M NaNO2 solution…

A: To change the concentration of any solution of  known quantity, multiply  molarity by its volume to…

Q: How many milliliters of a 10% magnesium chloride (MW: 95.21 g/mol) solution contains 30 mEq of…

A: The objective of this question is to find out the volume of a 10% magnesium chloride solution that…

Q: calculate the molarity of a solution made by dissolving 15.5g NaCl in 1.5l of solution.

A: Molarity is defined as  Molarity = moles of solute / Volume of solution in L Since solute here is…

Q: 5% by volumre 25mL HNO3 solution

A: 5% by volume means 5mL of HNO3 in 100mL of solution.

Q: how many grams of solute are contained in 125 mL of 0.0500M solution of NaOh

A: The objective of the question is to find out the amount of solute in grams contained in a given…

Q: Molar Solutions (Unit = M = Moles/Liter) Percent Solutions Significant Figures

A: ✓For molar concentrationmolar concentration, we typically take the quotient… molarity=moles of…

Q: A 47.0mL aliquot of a 0.600M stock solution must be diluted to 0.100М. Assuming the volumes are…

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

Q: Q1/ The molarity and Normality for 250 ml of ?1.05% NaHCO3

A: Molarity is defined as the number of moles of solute dissolved in 1 litre of solution. where a…

Q: How many milliliters of a 10% magnesium chloride (MW: 95.21 g/mol) solution contains 30 mEq of…

A: The objective of this question is to find out the volume of a 10% magnesium chloride solution that…

Q: Table 1 Densities of salt solutions determined at 23.4°C. Concentration 1 3 10 15 Unknown (%)…

A: Density is defined as the mass per unit volume. It is represented by rho . Its relation is as…

Q: Write the materials and how are you going to prepare this solutions with step-by-step procedures. 10…

A: "parts per million" is also can be expressed as milligrams per liter (mg/L). This measurement is the…

Q: Write the materials and how are you going to prepare this solution with step-by-step procedures.…

A: In a solution, the amount of solute present in the solution is expressed as concentration. The…

Q: What is the molality of a 1.10 M NaF solution with a density of 1.23 g/mL?     1.10 m      5.85…

A: The mole of solute present in one kilogram of the solvent is known as molality. The mole of solute…

Q: You wish to prepare a 0.75M solution of H2SO4. You have 25mL of a 6.0M stock solution of H2SO4. How…

A:

Q: How would you prepare 250 mL of a 6.0 M NaNO3 solution from a 15 M NaNO3 solution

A:

Q: What is the difference between a 1 M solution and a 1 m solution?

A:

Q: Which of the following is/are characteristic of a true solution? Components interact chemically with…

A: 1st - False no paricle do not interact with each other 2nd- True as its a homogenous Solution

Q: Calculate the volume in liters of a 0.0069/mmolL calcium sulfate solution that contains 2.00mol of…

A: Concentration= 0.0069 mmol/LMol of calcium sulfate= 2.00 mol

Q: How many equivalents of sulfuric acid are in 25.00 ml of 0.125 M sulfuric acid solution?

A: In this question we have to calculate the  number equivalent of sulphuric acid in the following data…

Q: What is the molarity

A: Given: % mass = 8%density of solution = 1.0376 g/mLmolar mass of HCl = 36.45 g/mol

Q: Each row of the table below describes an aqueous solution at about 25°C . Complete the table. That…

A: The pH of a solution is used to determine the acidity or alkalinity of a solution. The pH is given…

Q: Each row of the table below describes an aqueous solution at about  25°C Fill in any missing…

A: The pH of solution A is calculated using equation (1) as follows:

Q: Calculate the concentration of each solution in mass percent.  1.05 g NaCl in 160 g H2O

A: The objective of the question is to calculate the concentration of a solution in mass percent. The…

Q: Each row of the table below describes an aqueous solution at about 25°C . Complete the table. That…

A:

Q: Which of the following is a solution? 1.blood plasma 2.cigaratte smoke 3. Milk 4. Non of these

A: Colloid is a heterogeneous mixture in which the dispersed particles are intermediate in size between…

Q: How many grams of carbon dioxide are there in 2.5 liters of 0.11M solution?

A: Grams of carbon dioxide are there in 2.5 liters of 0.11 M solution will be:

Q: If you have 400.0  mL of a 25.2 %(w/w) HCl solution, determine the concentration of the solution in…

A: ppm = mass of solute present in part per million of solution  ppm = mass of solute × 10⁶/mass of…

Q: How many grams of copper (II) fluoride are needed to make 2.4 liters fa 3 M solution.

A:

Q: How many grams of nitric acid HNO3 are there in 12.32L of 2.05M solution?

A: To solve this problem we have to calculate the mass of nitric acid .

Q: If tap water contains 2.35 x 10^-3 M CaCO3, calculate the concentration of CaCO3 in ppm.

A: In this question, we want to determine the Concentration of CaCO3 in ppm  How we can convert…

Q: The accompanying diagram represents an aqueous solution of either MgCl2,KCl, or K2SO4. Which…

A: The diagram represents an aqueous solution of K2SO4.

Q: Calculate the molarity for a solution containing 0.34 moles of NaNO3 dissolved in 0.5 liters of…

A: Molarity can  be defined as number of moles of solute dissolved in per litre of solution.  In other…

Q: A biologist wants to make 345mL of 0.03M HCL by diluting a 6M HCL stock solution. How many mL of the…

A: Initial concentration= 6.0 M Final concentration= 0.03 M Final volume= 345 mL Molarity equation,…

Q: The higher the solute concentration, the greater the freezing point depression of the solution

A: In solution colligative properties the depression of freezing point of solution is directly…

Q: calculate the molarity of a solution 82 grams of nitric acid hno3 in 1.2 liters of water 68.3 98.4…

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: Which aqueous solution is expected to have the highest boiling point?     None of the above…

A: The boiling point of the solution depends upon the number of solute particles in the solution.

Q: How much water is needed to dilute a solution of 200 ml of 0.1 M KOH so that the molarity changes to…

A:

Q: What is the concentration of a solution, when 1.4 moles of MgOH are dissolved in 1200 mL of H2O

A: The concentration is the amount of substance present in a unit volume of solvent .This can be molar…

Q: need help solving the following problem. How many grams of iodine potassium iodide would it take to…

A: Moles of a solute is the ratio of mass of solute to the molar mass of the solute.

Q: H2SO4 comes as an 18.0M solution.  How would you prepare 250.0 mL of a 0.5M solution?

A: The objective of this question is to determine the volume of the 18.0M H2SO4 solution needed to…

Q: How many milliliters of a 1.04x 10^-4 M HCI solution can be prepared by dissolving 2.00 mg of 87.0%…

A: Given data,Molarity of HCl=1.04×10-4MMass of BaCl2 solution=2.00mgConcentration of BaCl2=87.0%

Q: None

A:

Q: Concentrated sulfuric acid has a density of 1.71g/cm^3 and is 77.0% by weight H2SO4. What is the…

A:

Q: A 15.0 % (w/w) NiCl2 solution has a density of 1.149 g/mL. Calculate the Molar concentration of 1L…

A: Given that -  % w/w of NiCl2 = 15.0%  Density of this Solution = 1.149 g/mL  Volume of Solution = 1…