A 0.760 m aqueous solution of KBr has a total mass of 90.0 g. What masses of solute and solvent are present? mass of KBr:_____ g KBr mass of water:_____g H2O

Q: 5.0 mL of 3.6 M K2CO3 solution is diluted to make a 0.45 M solution, what is the volume of the…

A: Molarity is used for expressing the concentration of solution, which is expressed as mol/L. Given:…

Q: What mass of an aqueous 26.0% sodium chloride solution ?contains 40.6 g of water 58.0 g 42.8 g 132 g…

A:

Q: How many grams of solute are present in: 225 grams of 12.5% MgCl2 solution? 736 milligrams of 40.0%…

A: 1.    Mass percentage = weight of  solute weight of solution ×100                           12.5…

Q: 2. The table below shows four solutions that were prepared by dissolving salt in water. Mass of NaCl…

A: We know Concentration is measured in Molarity . * Molarity = Number of moles/ volume of solution in…

Q: What volume of water must be added to 35.0 grams of sugar to prepare 8.0% by mass solution? (density…

A: The given mass of sugar is 35.0 g. The percentage of the final solution is 8.0% by mass. The density…

Q: A solution is made from 19.10 g of an unknown solute in 500. grams of water. The solution has a…

A: Given, Given mass of unknown solute= 19.10 g Mass of solvent= 500 g= 0.5 kg Molar mass of unknown…

Q: 2. What mass of NaCl is needed to prepare 30.0% by mass of 500g solution of NaCl? Solution: 30.0% by…

A:

Q: A Vitamin C supplement powder is mixed into water at a concentration of 40000 IU per cup. What is…

A: Given: Concentration of Vitamin C supplement powder= 40000 IU/cup Concentration of Vitamin C in µg…

Q: A solution is made by combining 128 mL of ethanol and 0.452 L of water in this solution what is the…

A: A solvent is a liquid that dissolves a solid, liquid or gaseous solute.A solute is a substance that…

Q: 11) How many moles of NaNO, will be left in solution at 20 °C if a solution at 60 °C in which there…

A: Here molecular mass of NaNo3 is 84.9 g/mol  Volume of solution means volume of water is 550 ml  We…

Q: For a 5.0% solution of CaCl2, calculate the: a. mass of CaCl2 in 360. grams of solution. b.…

A: Mass percentage is defined as the total mass of the substance( solute) divided by total mass of the…

Q: Calculate the molarity of a solution that contains 17.00 grams of NaCl in 766.00 mL of solution.

A: The number of moles of a species is calculated by expression (1), in which, n is the number of…

Q: How many liters of a 0.114 M NaOH solution contains 150.0 g of NaOH

A:

Q: A student needs to prepare 50.0 mL of a 1.20 M aqueous H,O, solution. Calculate the volume of 4.6 M…

A: We use formula  M1V1 = M2V2 where V1 = volume of stock solution needed to prepare solution

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: What volume of each solution contains 0.14 mol of KCl? part A: 0.277 M KCl part B: 1.6 M KCl part…

A:

Q: How many moles of solute are contained in each solution? a. 250 mL of a 0.55 M NaNO 3 solution b.…

A: Given information: a. 250 mL of a 0.55 M NaNO3 solutionb. 145 mL of a 4.0 M HNO3 solutionc. 6.5 L of…

Q: What is the concentration in molarity of an aqueous solution which contains 17.51% by mass ethanol…

A:

Q: ution is formed by dissolving 25.0 g of NaC is the mass of solution? 25.0 g 750.0g 775.0 g

A: Given, Mass of solute (NaCl) = 25.0 g Mass of solvent (H2O ) = 750 g Mass of solution = mass of…

Q: A 400.0 mL solution contains 15.0 g of ethanol (C2H,O). What is the concentration (in M) of ethanol?…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: A student needs to prepare 50.0 mL of a 1.00 M aqueous H₂O₂ solution. Calculate the volume of 4.9 M…

A: Given, Stock solution Concentration of H2O2 solution (M1) = 4.9 M Volume of H2O2 solution (V1) = ?…

Q: How many moles of solute particles are present in 1 L of each of the following aqueous solutions?(a)…

A: Concentration can be expressed in terms of molarity Molarity = number of moles / Litre      M…

Q: calculate the mass of an 8% niso4 per mass solution that contains 40 g of niso4.

A:

Q: How many grams of solute are present in this solution? 21.5 mL of 7.8 M CH3COOH

A: Given:  Volume of solution = 21.5 ml = 0.0215 L  Molarity of solution, M = 7.8 M

Q: Q2. 10 g of NaOH is dissolved in 500 mL of water. Calculate the molarity of this solution. (Molar…

A:

Q: The concentration of 120 mL of an aqueous solution of KNO2 is 2.69 M. How many grams of KNO2 are…

A: molarity of a solution is defined as no.of moles of solute devided by volume of solution in liter.

Q: Which solution contains the greater mass of glucose? a) 1.40 L of a 0.334 M glucose solution or…

A: Two questions for which, the solution containing greater mass of glucose is to be determined by…

Q: If we wish to prepare a 0.20 M solution of NaCl, how much water must be added to1.0 mole of NaCl?…

A: Molarity of any solution is given by

Q: 1. A solution contains 28% phosphoric acid by mass. This means that: A.)100 ml of this solution…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: How many moles of solute particles are present in 1 mL ofeach of the following aqueous solutions?(a)…

A: Volume must be converted to Liters. 1ml=0.001Liters.

Q: How many moles of solute are present in each of the fol- lowing solutions? (a) 35.0 mL of 1.200 M…

A: a). Moles of Solute = molarity of solution X volume of solution in L Since volume of solution in L =…

Q: 1.What is the molarity of a solution that contains 10.0g ofHCI (molar mass 36.5g/mol) per liter of…

A: Given:  Mass of HCl = 10 gm

Q: How many moles of KCl are contained in each solution?a. 0.556 L of a 2.3 M KCl solutionb. 1.8 L of a…

A:

Q: What is the concentration in molarity of an aqueous solution which contains 33.61% by mass ethanol…

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

Q: Determine the mass/volume percent of a solution made by dissolving: (a) 18.6 g C2H5OH (ethanol) in…

A: Step 1   Given:   The mass of ethanol is 18.6 g. The volume of ethanol solution is 130.6 mL. The…

Q: How many grams of Mg(NO)2 are there in 206 grams of an aqueous solution that is 14.2 % by weight…

A:

Q: How many grams of NaCl (MM = 58.44 g/mol) must be added to 300. g of water to make a 2.0 m solution?…

A: Molality: The mole of the solute dissolved in one kilogram of the solution is known as the molality…

Q: Calculate how many mL of 0.1500 M solution of NaCl is needed to obtain 125.0 g of NaCl? A) 1141 mL…

A: Given: The molarity of solution =0.1500 M Mass of the solute =125.0 g The molar mass of NaCl= 58.44…

Q: A 9.50 % by mass solution of acetone (C3H6O) in water has a density of 0.9849 g/mL at 20°C. What is…

A:

Q: 1. What is the molar Concentration of a 500 mL solution containing 0.3 mol of glucose? A. 0.15 mol/…

A: The number of moles of glucose is = 0.3 mol The volume of the solution is = 500 mL The molar…

Q: What is the percent by mass of a solution of 25 g of KBr dissolved in 4.3 L of solution if the…

A: Mass by percent is equal to the ratio of mass of solute to the total mass of solution multiplied by…

Q: How many mL of 30% H2O2 solution should be used to prepare a 6% 25 ml H2O2 solution?(d:1,12g/mL, MA:…

A: Given: Concentration 1 (C1) = 30 Concentration 2 (C2) = 6 Volume 2 (V2) = 25 mL

Q: 5.0 mL of 3.6 M K2CO3 solution is diluted to make a 0.45 M solution, what is the volume of the…

A: Given:5.0 mL of 3.6 M K2CO3 solution is diluted to make 0.45 M solution.Consider,V1 = 5.0 mLM1= 3.6…

Q: 1. What are the parts of a solution? A. water and salt B. solution and solute C. solvent and solute…

A: The homogeneous mixture of two or more substances is known as a solution.

Q: What volume (in mL) of a 15.0 M stock solution of aqueous sodium chloride is required to make a…

A:

Q: Calculate the molarity of a solution formed by adding 9.50 g NH4Cl to 18.3 g of water molarity:   m…

A: The term molarity is used to define the concentration of a substance in a solution. It is the number…

Q: The first solution contains 0.650 mol of NaOH in 1.70 L of solution. molarity: M The second solution…

A:

Q: What is the molarity of a solution prepared using the given amount of solute and total volume of…

A: Given, the compositions of the solutions: a. 25.0 g of KCl in 630 mL of solution b. 11.0 g of Na2CO3…

Q: A. Concentration Units 1.Complete the following table for aqueoUs solutions of Aluminum nitrate.…

A: As per the policy, we are only allowed to answer only 1st question. To get the answer of other…

Q: How many grams of NaCI (MM = 58.44 g/mol) must be added to 300. g of water to make a 2.0 m solution?…

A: