Calculate the following: a. How much sodium chloride,

Q: A student adds 18.7 grams of NaCl to 500 mL of water to make a "salt water" solution. How many moles…

A: Mass and mole of any compund is can be related by using following formula :  Mole = mass/molar mass…

Q: Solution A is prepared by dissolving 95.8 g of Na3PO4 in enough water to make 1.50 L of solution.…

A: Given: For solution A  Volume of water= 1.50L  Na3PO4=95.8 g  For solution B Volume= 2.50L Molarity…

Q: How many grams of sodium hydroxide, NaOH , must be dissolved to prepare 500. mL of a 0.138 M aqueous…

A: Given :- volume of solution = 500 mL  molarity of solution = 0.138 M  To calculate :-  mass of NaOH…

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: What is the percent by volume of acetic acid in a solution that contains 50 mL of acetic acid…

A: % of volume =  =( volume of acetic acid ÷ total volume of solution) × 100 %

Q: NaNO

A: We know that,  Molarity = moles / volume of solution in litres Given, molarity = 1.7 M Volume of…

Q: If 1.50 mL of a stock solution of 12.0 M HCl is diluted to 25.0 mL, what is the new concentration?

A:

Q: C. 100. mL of ethanol (C2H5OH) in 500. mL of solution (The density of ethanol is 0. 6. How many…

A: One of the Concentration measured i methods is Molarity  method  Molarity=moles/liter M=weight…

Q: What is the% v / v of a solution

A: Given :-  volume of solute = 240 mL  volume of sovent = 780 mL  To calculate :-  % v / v of…

Q: Consider the molecule tetrahydrocannabinol (?21?30?2), or THC: How many moles of THC are present…

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Q: How many mL of 6.00 M HCl solution is needed to prepare 175 mL of 0.20 M HCl solution by dilution?…

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Q: mL

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Q: H2SO4 is the most widely used industrial chemical on Earth and will be required at least to some…

A: Given;

Q: How would you prepare 150.0 ml of a 0.200 M aqueous solution of potassium chloride from a 0.500 M…

A: Calculation of volume of 0.500 M solution needed to prepare 150.0 mL, 0.200 M aqueous solution:…

Q: In order to prepare a 2.506 M aqueous solution of potassium iodide (KI), how many grams of potassium…

A: Given: Molarity of KI solution = 2.506 M Volume of solution = 2.374 L Known: Molar mass of KI = 166…

Q: Casey needs to prepare 100.0 mL of a 0.50 M NaOH solution from a 2.0 M NaOH solution. How should…

A: The given problem relates to stock dilution, so we can use the below relation to calculate the…

Q: 1. How many grams of a 0.90% (m/m) NaCl solution contain 0.450 g of Nac? How would you prepare 500 g…

A:

Q: 1. If 7.5 g. of NaNO3 is dissolved in 85 ml. of water, what is the % concentration of NaNO3 in the…

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Q: What    volume    of    10%    NaCl    must    be    added    to 10 mL    of    water    to    make…

A:

Q: f we want to prepare 200 g of a 25% m / m KI solution, how many grams of salt are required?

A: % m/m = (100 x Mass of solute)/Mass of solution Given that: Mass of solution = 200 g % m/m = 25%

Q: A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3  are in 150.0 g of solution? A)…

A: SOLUTION: Step 1: The weight percentage of a solution can be calculated as follows.

Q: How many grams of sodium hydroxide are needed to prepare 2.5 liters of 6.0 M NaOH solution?

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: 1a. What is the molarity of 5.0 L of a solution containing 200. g of dissolved CaCO,? 1b. How many…

A:

Q: How many moles of solute are present in 125 mL of a 0.500 M solution of KOH?

A: We have to calculate the moles of KOH .

Q: 1. What is the molarity of a bleach solution containing 12.5 grams of NaOCI per litter of bleach?…

A:

Q: Calculate the volume of solution made when 1.50 mL of glucose is dissolved in water to make 5.00%…

A: we have to calculate  volume of solution volume of water  to prepare the given solution

Q: A solution of dispersant is made by taking 15.0 mL15.0 mL of a 50.0 mg⋅mL−150.0 mg⋅mL−1 solution of…

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Q: Calculate the grams of solute needed to prepare 30.0 mL of a 8.00 M HCl solution with appropriate…

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Q: How many grams of stearic acid are in 0.76 mL of solution in hexane that has a concentration of…

A: The strength of the solution is defined as the mass of the solute in gram present in 1 L of…

Q: 1)How many molecules of HCl are in 175 L of a 3.50 M solution? 2) What is the molarity of a…

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Q: How many grams of NISO, -6H,0 are needed to prepare 2.00x10 mL of a 3.5x10 M NISO, solution? 3. а.…

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Q: 5 g of potassium chloride is dissolved in enough water to make 3.6 L of solution. A) What is the…

A: Formula used :- Concentration (C) = number of moles (n)/volume(L)

Q: How many moles comes out after dissovling 0.63 sodium nitrite in 5 mL of water? Molar weight of…

A:

Q: To make a 6.50 M solution, how many moles of solute will be needed if 12.0 liters of solution are…

A: Given, Molarity of the solution =6.50M Volume of solution =12L We have to calculate number of moles…

Q: How many mL of 0.58 M solution are needed in order to have 0.125 moles of solute?

A:

Q: Finding the Moles of Solute in a Solution Household laundry bleach is a dilute aqueous solution of…

A: Given Datas ; Molarity of NaClO = 0.70 M Volume of solution = 1.5 L No. of moles = ?

Q: The concentration of 112 mL of an aqueous solution of KNO2 is 3.49 M. How many grams of KNO2 are…

A: Given, volume of Solution = 112 ml 1000 mL = 1 L  112mL = 0.112 L Molarity = 3.49 M Molar mass KNO2…

Q: What is the concentration of a solution formed by diluting 12.0 mL of a 5.6 M glucose solution to…

A: We have to calculate the final concentration of glucose solution.

Q: How many mL of 8.0 M  HNO3 is needed to make up a 200 mL solution of 2.0 M HNO3?

A: We have to determine volume (mL) of 8.0 M  HNO3 is needed to make up a 200 mL solution of 2.0 M…

Q: mL of 0.600 M LiCl

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Q: How many mL of 0.400 M KCl would be required to make a 0.0895 M solution of KCl when diluted to…

A:

Q: How many mL of 0.500 M Nal would be required to make a 0.0850 M solution of Nal when diluted to…

A: Dilution M1V1= M2 V2 V1= M2 V2 / M1 M1 ,M2 molarities V1,v2 volume

Q: How many mL of 0.400 M KCl would be required to make a 0.0795 M solution of KCl when diluted to…

A: M1V1 = M2V2 Where, M1 = initial molarity, V1 = initial volume,  M2 = final molarity, V2 = final…

Q: How many milliliters of 0.400 M solution can be prepared by dissolving 5.00 g of NaBr in water?…

A: Given that Molarity of the solution = 0.400 M Mass of NaBr = 5.00 g We know that Molarity of the…

Q: How many milliliters of an 11.6 M sodium phosphate solution is needed to obtain 0.255 moles of the…

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: How many grams of sodium hydroxide are present in 247.0 mL247.0 mL of a 0.700 M0.700 M NaOHNaOH…

A: Given:  Volume = 247 mL Concentration = 0.7 M molar mass of NaOH = 40 g/mol we need find out moles…

Q: 2. A saline solution has 0.9g of NaCl /100ml. What is the molarity of this solution? 3. What is the…

A: Find the solution below:

Q: How many moles of KClO3 is in 375 mL of a 0.350 M KClO3 solution a.0.131 moles b.107 moles c.131…

A:

Q: Consider a 2.6 M solution of KCl (molar mass= 74.55 g/mol). How many moles of KCl are in 18.1 mL of…

A: Consider the given information is as follows; Molar mass of KCl = 74.55 g/mol Concentration of KCl =…

Q: 88. How much of a 5.0 M sucrose solution should you use to make 85.0 mL of a 0.040 M solution?

A: Given data: 5.0 M sucrose 85.0 mL of 0.040 M solution