Calculate the dilution of 0.1 mL serum in 0.9 mL water.

Q: Describe how you would distinguish experimentally between apure substance and a true solution.

A: Pure substances are substances that are made up of only one kind of particles and has a fixed or…

Q: 1L of 25mM SDS solution is prepared by adding ml of 10% SDS solution to ml of water.

A:

Q: Determine the concentration of a solution made by dissolving 36.9 g of sodium chloride in 750.0 mL…

A: Mass of Nacl = 36.9 g  Volume of 750.0 ml We have calculate the concentration of solutions.…

Q: To what volume should you dilute 150.0 ml of an aqueous 6.00 M iron (II) bromide solution so that…

A: molar mass of FeBr2=215.65g/mole mass of solute given =5.35g using molarity formula calculate the…

Q: Determine the normal concentration of a solution composed of 53.2 g of pure K3PO4 in 2475 mL of the…

A:

Q: Calculate the molarity of solution. 12.87 mg KI in 112.4 mL of solution

A: given weight of KI= 12.87mg=0.01287grams               (1 gram =1000miligrams) volume of…

Q: Calculate the mass of potassium permanganate present in 500.0 mL of a 0.100 N solution.

A: Step : 1             Calculate the mass of potassium permanganate.

Q: Calculate grams of HNO3 in 25.5 mL. of 0.200 M HNO3 solution. HNO3 = 63.00 g/mole

A:

Q: 715 mL of water was added to 40.0 mL of 0.550M MgCl4 solution. Assuming the volumes are additive,…

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

Q: Calculate the molarity of 40.5 grams of NaCl in 1.6 liters of solution.

A: Given :- mass of NaCl = 40.5 g                Volume of solution = 1.6 L  To be calculated :-…

Q: Calculate the molarity of a solution consisting of 5.25 g of NaCI in 0.237 L of solution A) 22.2M…

A: The given problem can be solved by using the formula given below as; Molarity = Moles of…

Q: If 20.00 mL of HCl solution requires 20.20 mL of the standardized NaOH solution, what is the…

A: We will use Normality equation to solve this problem which is given as  N1V1 = N2V2 It can be derive…

Q: What volume of 0.200 M sugar solution can be prepared from 50.0 mL of 0.400 M solution?

A: The equation to calculate the unknown values from known values are given by, M1V1=M2V2 where M is…

Q: what is the normality of a solution that contains 7.08 g pf H3PO4 in 185 mL of solution

A:

Q: What mass of MgSO4・7H2O will be contained in 125.0mL of 0.1500 M MgSO4 solution?

A: a mole of substance always weigh its molar mass let a substance has mass m and molar mass m so moles…

Q: 1 How many grams of KBr are needed to make 350 mL of a 0.500 M solution? A. 4.50 g B. 56.4 g C 20.8g…

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

Q: How many grams of HNO3 are present in 85.0 ml of a 5.50 M solution? [HNO3 = 63.0 g/mol] %3D

A: Molarity of HNO3 solution = 5.50 M Volume of solution = 85.0 mL Molar mass of HNO3 = 63.0 gmol-1

Q: The concentration of sodium chloride in blood serum is approximately 0.14 M. What volume of blood…

A: Concentration is 0.14M We know the molar mass of NaCl = 58.44g/mol

Q: A 80.9 mL sample of 12.2 M sucrose solution is dilated to 334.2 ml. What is the molarity of the…

A: Given information: Initial volume of solution = 80.9 mL Molarity of sucrose solution = 12.2 M…

Q: Calculate the normality of a calcium hydroxide solution of 5.18 grams of calcium hydroxide in 4.5…

A:

Q: What is the molarity and Normality of a solution of HNO, that contains 14.6 grams HNO, in 0.1 L of…

A: Given, 14.6g HNO3 in 0.1L

Q: A. 1.00 gram calcium hydroxide in 3.00 liters solution B. 17.0 g potassium dihhydrogen phospate in…

A: Molarity of a solution is generally known or defined as moles of solute divided by volume of…

Q: What mass of MgBr2 is required to make 250.0 ml of 0.75 M MgBr2 solution

A: Mass of MgBr2

Q: What volume of 17.4 M HCl should be used to prepare 500. mL of a 6.00 M solution of HCl? А. 1450 mL…

A:

Q: A 371-mL sample of 0.165 M MgBr, solution is prepared in a large flask. A 87.1- mL portion of the…

A: Given, the initial concentration of MgBr2 = 0.165 M The volume of the sample of MgBr2 = 371 mL The…

Q: what volume of solution in liter is required to make a 1.0 M solution by dissolving 44.6 grams of…

A: Apply the formula of molarity.

Q: Determine the amount in grams of KCI that exists in 20.3 g of a solution that contains 1.14 % KCI by…

A:

Q: grams

A:

Q: Calculate the percent by mass for a solution made by adding 17.0 g barium nitrate dissolved in 121.0…

A: Given : mass of barium nitrate = 17 g And mass of water = 121 g

Q: What is the normality of 823.4 mL solution of 723.4 mg sulfuric acid?

A:

Q: How many grams of AgNO3 should be present per liter of solution so that each mL is equivalent to 1.0…

A: We will first calculate number of equivalents of Cl- , then using it calculate mass of AgNO3 in 1 ml…

Q: calculate the mass of sodium chloride necessary to prepare 100.00 mL of 0.100 M NaCl solution.

A:

Q: How many moles of MgCl2 are present in 59.5 mL of 0.220 M MgCl2 solution?

A: Molarity of a solution represents the concentration of solution, which is the total amount of solute…

Q: what volume of solution in liter is required to make a 1.0 M solution by dissolving 42.3 grams of…

A:

Q: A saline solution contains 0.90 g of NaCl per 100 mL of solution. What is its molarity a. 0.15M b.…

A: Molarity is the ratio of moles of solute to volume of solution in litres.

Q: How would you make 100.0 mL of 0.220 M NaCl(aq) solution using a 100.0 mL volumetric flask?

A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the…

Q: A 300 ml solution of 0.55M sodium Chloride solution was evaporated. How much salt by weight was…

A:

Q: What volume of a 10.5 M solution of sodium hydroxide (NaOH) must be diluted to prepare a 200. mL…

A: Solution is made up of two components : a solute and a solvent.  Solute is generally present in…

Q: Convert 0.255 M HCN solution to its normality counterpart.

A:

Q: Calculate the volume percent of 269 mL of isopropyl alcohol in enough water to give 1.06×103 mL of…

A:

Q: solution is prepared by mixing 8.37 g of sodium carbonate with 154. mL of water. What is the…

A:

Q: What volume of 16 M HCl is needed to prepare 675 mL of 0.565 M solution? 23.8 mL 16.5 mL 19.5 mL…

A: Given that : The molarity of HCl = 16 M The volume of the solution to be prepared = 675 mL The…

Q: The EPA (Environmental Protection Agency) currently limits the concentration of fluoride in drinking…

A: ppm means parts per milliion

Q: . Determine the number of grams of NaNO; that are present in 600 mL of a 1.4 M solution.

A:

Q: calculate the final concentration when a 28.0 mL sample of 25% (m/v) sodium chloride solution is…

A: Given: Initial concentration, C1=25% (m/v) Initial volume, V1=28.0 mL Final concentration, C2=? The…

Q: Calculate the molarity of a solution made from 20.0 g of NaOH in 250 mL of solution.

A: Given, Mass of NaOH = 20.0 g The molar mass of NaOH = 40 g/mol

Q: Hydrochloric acid is usually purchased in a concentrated form that is 37.0% HCl by mass and has a…

A:

Q: what volume of solution in liter is required to make a 0.5 M solution by dissolving 27.1 grams of…

A: Given,   Molarity = 0.5 M Mass of NaNO3 = 27.1 g Molar mass of NaNO3 = 85 g/mol

Q: phosphoric

A: According to the question, Normality of phosphoric acid  = 44.6 N n-factor for phosphoric acid = 3…