How many grams of solute are required to prepare 250 mL of 5% (m/m) Mg(NO3)2 solution?

Q: What is the molarity of a solution that contains 212.5g of NaNO3 in 3.0L of solution?

A:

Q: What mass of solute (in g) is contained in 425 g of a 3.5 % m/m solution? O 15 g O 8.2 x 10-5 g…

A: % m/m is defined as % m/m = mass of solute X 100 / mass of solution

Q: How many grams of solute are present in 575mL of a 2.00 M solution of nitric acid, HNO3.

A: Given is, Molarity = 2.00 M Volume of solution = 575 mL=0.575 L Grams of solute=?

Q: What is the mass in grams of NaCN in 120.0 mL of a 2.40 x 10-5 M solution?

A: To solve this problem first we have to calculate the number of moles of NaCN .  Then according to…

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A: Since mass-volume percent (% m/v) is defined as the percent of mass of solute per unit volume of…

Q: What is the molarity of a 6.56% by mass glucose (C6H12O6) solution? (The density of the solution is…

A: Given: % by mass of glucose= 6.56% The density of the solution=1.03g/ml

Q: How many grams of NaOH are needed to prepare 275.0 mL of a 0.300 M NaOH solution?

A: Given, Volume of NaOH solution = 275.0 mL Concentration of NaOH solution = 0.300 M

Q: How many grams of solute are present in each of the following aqueous solutions? (a) 575 mL of a…

A: Given,  Molarity of the nitric acid (HNO3) solution = 2.00 M = 2.00 mol/L Note: 1000 mL = 1 L Volume…

Q: Calculate the molarity of a solution prepared by mixing 23.7g of CH3CH2OH with enough water to give…

A: Given mass of ethanol=23.7 g

Q: what mass of FeSO4 is contained in 325 mL of a 1.8x10^-4 M solution of FeSO4?

A: We have to calculate the mass of FeSO4 .

Q: How many grams of C13H18ClNO will be needed to prepare 50.0 mL of 2.30 x 10-2 M solution of…

A: Molarity = Number of moles / Volume in litre Number of moles = Molarity × Volume in litre Molarity =…

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: What is the new mass/volume (m/v)% of a KOH solution that is prepared by diluting 115 mL of a 6.3 %…

A: Given that: Initial concentration of KOH solution C1 = 6.3%(m/v)  V1 = 115ml Final volume (V2) =…

Q: How many moles of Calcium chloride are in 40.1 mL of a 3.0 M of CaCl2 solution?

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Q: How many mL of 1.00 M LiNO3 solution has 8.16 g of solute?

A:

Q: How many grams of NaCl are needed to prepare 17.3 mL of a 0.46 M NaCI (aq) solution?

A: Given that:  Molarity of NaCl = 0.46M Volume = 17.3ml = 17.3ml×1L/1000ml = 0.0173L  We know, molar…

Q: How many grams of H2SO4 are needed to prepare 952 g of a 14 % (m/m) H2SO4 solution?

A: Please have a look on the solution below:

Q: A 8.0 m NaCl solution would have what mass percent of NaC in the solution? The molar mass of NaCl is…

A: Molality is the way to express the concentration of any solution. It can be defined as the number of…

Q: What mass of LiF in grams is needed to prepare 1,500 g of 0.75% (m/m) LiF solution?

A: Given information,    Mass of solution = 1500 g    0.75% (m/m) LiF solution

Q: What mass of NaOH (in grams) is needed to prepare 150 mL of a 0.100 M NaOH solution?

A: Given-> Volume = 150 ml = 0.150 L (1 L = 1000 ml) Concentration of NaOH= 0.100M

Q: What mass of glucose, C,H,0,, is necessary to prepare 2.50 × 10² mL of a 1.00 M aqueous solution? 12…

A: Solution :      The molarity of the solution is defined as the number of moles of solute dissolved…

Q: How many moles of NaF are in 35.8 grams of a  48.5% by mass NaF solution?

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: What volume of 0.48 M NaCl solution contains 175.6 grams of NaCI?

A: The given data contains, Molarity of NaCl = 0.48 M Mass of NaCl = 175.6 g

Q: What is the molarity of a solution that contains 83.4 g of CaBr2 in 75.0 ml of solution?

A: Number of moles of CaBr2 is determined as follows,

Q: What is the molarity of a solution in which 50 g of NaOH (molar mass 40.00 g/mol) is dissolved in…

A:

Q: What mass of Na2SO4 is required to prepare 400. mL of 1.50 M Na2SO4 solution?

A:

Q: What volume of water do you need to yield a 1.5 M potassium chloride solution from dissolving 35.0 g…

A: Given:1.5 M potassium Chloride  Amount :35.0 g  Molarity=(weight/Molecular weight) x (1000/V(ml)…

Q: How many grams of solid potassium chloride KCl are needed to prepare 250 ml of a 1.50 M solution?

A: Applying molarity equation M =m/VL

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: How many grams of solute are present in each of the following aqueous solutions? (b) 1.65 L of a…

A:

Q: What mass (g) of CaCl2 are needed to make 1L of a 3M CaCl2 solution? 332.94g 9g 100.52g 87.5g

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

Q: What is the mass of BaCl2 in a 500 mL bottle of 0.20M BaCl2 Aqueous solution?

A: Given Molarity = 0.20 M volume = 500ml

Q: What is the molarity of NaOH in a solution containing 40.0g of NaOH in 750. mL of solution? 1) 53.3…

A: Given Mass of NaOH = 40g Volume of solution = 750 ml Standard value  Molar mass of NaOH = 40 g/mol

Q: 2. How many grams of solute are present in 1.65 L of 0.286 M solution of C3H¬NO2?

A: To calculate the grams of solute first of all e calculate the moles of solute.  The molarity of the…

Q: How many grams of solute are present in each of the following aqueous solutions? (c) 320 mL of a…

A: Molecular weight of calcium sulfate, CaSO4 = 40+32+64 = 136 gm/mol  1 M CaSO4 solution means 1000 mL…

Q: What is the percent by volume concentration of a solution in which 75.0 ml of ethanol is  diluted to…

A:

Q: What mass of NaCl in grams is needed to prepare 2,500 g of 1.5%(m/m) NaCl solution?

A: Given data: Mass of the solution=2,500 g. The percent by mass of NaCl solution=1.5%. To calculate:…

Q: The molarity of a solution of 5.0 g of KCl in 100. mL of solution is __________.

A:

Q: What mass of NaCl is needed to prepare 100.0 mL of 0.500 M NaCl solution?

A: Molarity is a term which is mainly utilized to explain solute's moles which are available in 1 L  (1…

Q: What is the mass-volume percent (% m/v) of sodium hydroxide (NaOH) in a solution prepared by adding…

A:

Q: How many grams of solute are needed to prepare the following solution.   1.08*10^2 g of .9%…

A: Mass of Solute (NaCl) = ? Mass of Solution = 1.08 × 102 g (mass/mass) % =  0.9 %

Q: What is the mass of solute in 10% NaOH solution?  a.50g b.10g c.90g d.100g

A: Given %m/v of NaOH solution = 10%

Q: What volume in L of a  0.32 M Mg(NO₃)₂ solution contains 45g of Mg(NO₃)₂?

A: Given data: Mass of Mg(NO3)2 = 45 g, Concentration of Mg(NO3)2 = 0.32 M Here the question ask to…

Q: What volume of 2.0 M NaCl solution can be made from .75 moles of NaCl?

A: Here, we have to find the volume of 2.0 M NaCl solution that can be made from 0.75 moles of NaCl.

Q: How many grams of NaCl are needed to prepare 4.36 liters of a 1.601 M solution?

A: Molecular wt of NaCl is 58.44 g /mol  1molar NaCl solution means 1 mole NaCl present in 1 liter of…

Q: What is the mass in grams of NaCN in 120.0 mL of a 2.40*10^-5 M solution?

A: Given : For a solution of NaCN, Volume =120.0 mL= 120.0 mL×1 L1000 mL=0.120 L Molarity =2.40 x 10-5…

Q: What mass of 5.0% by weight NaCl solution is necessary to yield 3.2 g NaCl?

A: The concentration of a solution can be defined as the number of moles in per litre of the solution…

Q: 5.50 L of 13.3 M H 2 CO, the formaldehyde used to “fix” tissue samples 1.Number of moles 2. Total…

A: Given,  Molarity of H2CO = 13.3 M  Volume of the solution = 5.50 L  Calculate the  1. Number of…

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A:

Q: What is the molarity of a solution that contains 2.30 g of H2C2O4⋅2H2O in 200. mL of solution?

A: Given:  mass of H2C2O4⋅2H2O = 2.30 g molar mass of H2C2O4⋅2H2O = 126.07 g/mol volume of solution =…