2 J 258.0 g What is the mass (in grams) of NaCl required to make 660 mL of a 0.8 M NaCl solution? 0.528 go 3.08 9 o 30.85 g o 202J

Q: 7. Exact amount of 25.0 ml NaOH solution whose concentration is 0.974 M was delivered from a pipet.…

A: Given Volume of NaOH solution = 25 ml Molarity of solution = 0.0974 M

Q: The density of a 5.58 m aqueous acetic acid is 1.04 g∙mL –1. What is the molar concentration of this…

A: Given that, The density of a 5.58 m aqueous acetic acid is 1.04 g∙mL–1 The molar mass of acetic…

Q: What mass of sodium hydroxide (NaOH, molar mass = 40.0 g mol-1) is needed to make 100.0 mL of a…

A: The volume of the solution is = 100.0 mL The molarity of the solution is = 0.125 M The molar mass of…

Q: A 1.00 L NaCl stock solution has a molarity equal to 0.5 M, what is the final concentration when 200…

A:

Q: Of the following substances, which ones are generally soluble in water? O NagPO4 O AgCI O K2SO4 O…

A: There are a few rules for determining solubility:- We will consider them to get the correct answer.

Q: What is the final concentration of a solution prepared by adding water to 50.0 mL of 1.5 M NaOH to…

A: Given,Molarity of NaOH (M1) = 1.5M.Volume (V1) = 50.0mL = 0.05L.Molarity of NaOH (M2) =?Volume (V2)…

Q: What is the molarity of a solution prepared by dissolving 0.178 moles of KI in enough water to make…

A: Given, n= 0.178 mol. Volume = 750 mL                = 0.75 mL.

Q: A student pours 350 mL of a 6.0 molar solution of sodium hydroxide into a 750 mL volumetric flask…

A: Given data : Initial volume of the solution = 350 mL = 0.35 L Molarity = 6 M So, Number of…

Q: The density of a 7.50% solution of ammonium sulfate, (NH 4) 250 4, is 1.04 g/mL. What mass of (NH 4)…

A: Given  %(w/w) = 7.50 %  Density of solution  = 1.04  gram/mL Volume of solution = 750 mL  Mass of…

Q: What mass of BaCl2.2H2O is needed to prepare 500 mL of 0.0740 M CI* solution? 1. 09.04 g 2. 07.31 g…

A: Given data: The molarity of chloride ions = 0.0740 M=0.0740 mol/L. The volume of BaCl2.2H2O solution…

Q: What is the molarity of a solution containing 8.6 g of NaBr in 0.85 moles of water? (density of…

A: Given, Mass of NaBr = 8.6 g Moles of water (H2O) = 0.85 moles Density of solution = 1.10 g/mL…

Q: 45 g of Ca(N03)2 was used to create a 1.3 M solution. What is the volume of the solution? (molar…

A:

Q: How many grams of NaOH are there in 1.00 L of 2.50 M NaOH solution? O 1.00 g O 40.0 g O 250 g O 100.…

A:

Q: 5. The teacher assign students to prepare a solution by dissolving 15.0 ml ethanol (C,H,OH) in water…

A:

Q: How many grams of Mg3(PO4)2 are needed to make 3.000 L of a 2.500 M solution ? The GFW for magnesium…

A: The GFW of Mg3(PO4)2 = 262.87g

Q: If you add 250 ml of water to 250 ml of a 0.8M NaOH solution, what will the molarity of the diluted…

A:

Q: What is the molarity of a solution that contains 74.6 g of magnesium chlorate (Mg(ClO3)2) dissolved…

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

Q: What is the molarity of a solution if it contains 9.072 g of NaCl (molar mass = 58.44 g/mL)…

A: Given , Mass of NaCl =9.072 g Volume of solution =225.0 mL=225×10-3L

Q: The concentration of urea in a solution prepared by dissolving 16 g of urea in 25 g of H2O is…

A: Given that, Mass of urea (solute) = 16 g Mass of water 9solvent) = 25 g Mass of solution = 16 g + 25…

Q: How many grams of NaCl are there in 75 mL of a 2.1 M solution of NaCI? O 9.2 g O 4.8 g O 0.71 g O 18…

A:

Q: What is the concentration in molarity of an aqueous solution which contains 1.15% by mass acetone…

A: 1.15 % by mass , 100 g solution contains 1.15 g actone Moles of Acetone =1.15/58.08       = 0.0198…

Q: A solution, which is 9.5 % by mass C3H60 in water, has a density of 0.9849 g/ml. The molarity of…

A:

Q: If you add 250 ml of water to 250 ml of a 0.8M NaOH solution, what will the molarity of the diluted…

A: M1V1=M2V2 250*V1=500*.8

Q: If you add 250 ml of water to 250 ml of a 0.5M NaOH solution, what will the molarity of the diluted…

A:

Q: How do you prepare 0.4 N 500 mL hydrochloric acid solution by using 37% by mass HCl solution with a…

A:

Q: What is the molarity of a solution prepared by dissolving 26.2 g of KCI in enough water for a total…

A:

Q: What mass of BaCly.2H,0 is needed to prepare 500 mL of 0.0740 M CI solution? 1. 09.04 g 2. 07.31 g…

A: Using the formula of molarity and mole -mole analysis we can determine the mass required.

Q: A solution containing 150 grams of CaCl2 (110.98 g/mol) is dissolved in 1.00 L of water. what is…

A: Given data: Mass of CaCl2 = 150 g, Molar mass of CaCl2 = 110.98 g/mol, Volume of water = 1.0 L…

Q: How many grams of solute are required to prepare 250 ml of 8% (W/W) Mg(NO3)2 solution

A: The concentration of a solution is the amount of solute present in  given solvent. The concentration…

Q: The density of a solution that is 18.0% by mass lead nitrate [Pb(NO₃)₂] is 1.18 g/mL. Calculate the…

A:

Q: What volume of a 50.0% by mass solution of NaOH, which has a density of 1.515 g/mL, must be added to…

A:

Q: If you add 250 ml of water to 250 ml of a 1.4M NaOH solution, what will the molarity of the diluted…

A:

Q: determine the amount of solute in each 50.0 g solution A: grans of sucrose in 5.8% sucrose

A:

Q: What mass (in grams) of Mg(NO3)2 is present in 145 mL of a 0.150 M solution of Mg(NO3)2? a) 3.23 g…

A: Since moles of Mg(NO3)2  Present = molarity of solution X Volume of solution in L Molarity of…

Q: How many g of Fe(NO3)3 are present in a 20.0 mL sample of a 0.500 M solution? A) 2.14 g B) 9.68 g C)…

A: Number of moles can be calculated from the given Molarity:

Q: How many grams of KCl are contained in 824 mL of a 1.49 M KCl (MW=74.55 g/mol) solution?

A:

Q: Q13

A: Actually , molarity is defined as the amount of moles of any substance dissolved in an amount of…

Q: Calculate the mass of solute (in grams) needed to prepare the following solution. 925 mL of 0.25 M…

A:

Q: If you add 250 ml of water to 250 ml of a 1.8M NaOH solution, what will the molarity of the diluted…

A: According to law of dilution, the number of moles of solute remains constant in the solution. During…

Q: Suppose we want to express the concentration of a 0.396m glucose (CeH;2O6) solution in molarity.…

A: Molar mass is the mass expressed in grams of 1 mole of a substance. It is specific for a given…

Q: How many grams are needed to make a solution that is 5 M HC when you have 500 millılıters of water?…

A: Number of moles = mass / molar mass

Q: A solution of 0.5 M NaOH of volume 100 ml was diluted to 400 ml. What was the Molarity of the…

A: Molarity of a solution is defined as the number of moles of solute in one liter of the solution.…

Q: A solution of hydrogen peroxide is 30.0% H2O2 by mass and has a density of 1.11 g/mL. What is the…

A: Given: ℅w/w of H2O2 = 30℅ Density = 1.11 g/mL Standard data: The molar mass of H2O2 = 34.0147…

Q: A reagent bottle contains 6.00 M NaOH solution. How many gram of NaOH must be dissolved to prepare…

A: Given values are, Molarity of solution = 6.00 M= 6.00 mol/L Volume of solution= 473 mL = 0.473 L…

Q: What mass (in grams) of Mg(NO3)2 is present in 145 mL of a 0.150 M solution of Mg(NO3)2?a) 3.23 g…

A: One mole of a substance is something that has 6.022 × 1023 particles of that substance. This special…

Q: What is the concentration in molarity of an aqueous solution which contains 1.69% by mass acetone…

A:

Q: If you add 250 ml of water to 250 ml of a 2.6M NaOH solution, what will the molarity of the diluted…

A:

Q: A student prepared a solution by dissolving 30 grams KCI in enough water to give a final volume of…

A:

Q: What is the molarity of a solution that contains 0.75 moles NaOH in 1.25 liters of solution?   a.…

A: Given that- Moles of NaOH = 0.75 moles Volume = 1.25 L Molarity=?