Exact amount of 25.0 ml NaOH solution whose concentration is 0.947 M was delivered from a pipet  a. What amount of NaOH was presents  B. What mass of NaOH would remain if all the water evaporated

Q: 1. Ten milliliters of ethanol (density=0.789 g/mL) is added to sufficient amount of water to produce…

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Q: (13) A 9.50 % by mass solution of acetone (C3H&O) in water has a density of 0.9849 g/mL at 20C. What…

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Q: 1. Compute for the mass of NaCl solid that is needed to prepare 25 mL of 5% (mass/vol) solution. 2.…

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Q: A student determined the average molarity of their sample of acetic acid to be 0.033 M. Calculate…

A: Given: Volume of HC2H3O2 solution = 1.0 L Concentration of HC2H3O2 = 0.033 M Molar mass of HC2H3O2 =…

Q: What would be the volume percentage of the final solution made by mixing 200. mL of ethanol into 2.5…

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Q: of Kool-Aid, the solute is Kool-Ald e is no solute in the solution the actual cup

A: The substance that dissolves in a solvent to give a homogeneous Mixture is called solute while the…

Q: a) What is the empirical formula of the compound, and An unknown compound is 2.11% B by mass. its…

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Q: A soultion is 5.00% by mass potassium sulfate. How many grams of this solution would be needed to…

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Q: 31.7 grams of CaCO3 were dissolved in enough water to give 900.1 grams of solution. Calculate the…

A: Given :-  Mass of CaCO3 = 31.7 g  Mass of solution = 900.1 g  To calculate :-  Percent by mass of…

Q: Calculate the Molarity of a hypothetical 8.51% (by mass) aqueous HCl solution. The solution has a…

A: Molarity is defined as the number of moles of solute dissolved per liter volume of the solution. The…

Q: would

A: Plz find the file attached for explanation

Q: To prepare 790mL of 5.2M NaCl solution  Dissolve _?_ g of NaCl in a minimum amount of water, then…

A: Number of moles of solute = Molarity × Volume in L

Q: What volume of 0.362 M KCl solution must be used in order to contain 0.0831 mole of KCl?

A: 1 M KCl solution means 1 mole KCl is present in 1000 mL solution.  So, 0.362 M KCl solution means…

Q: A 50.0 mL sample of 12.0 M HCI is diluted to 200 mL. What is true about the diluted solution? A) the…

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Q: An aqueous potassium iodate (KIO,) solution volume of the solution is 3.90 L. Calculate the molarity…

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Q: An aqueous NaCl solution is made using 138 g of NaCl diluted to a total solution volume of 1.25 L.…

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Q: How many grams of KNO3 (molar mass = 101.103 g/mol) should be used to make 170.0 mL of 0.060 M…

A: The values are given as follows:

Q: A sodium nitrate solution is 12.5% sodium nitrate by mass and has a density of 1.02 g/mL. Calculate…

A: Density of solution = 1.02 g/mL Sodium nitrate by mass = 12.5 %

Q: What mass of a concentrated solution of nitric acid (68.0% HNO3 by ,ass) is needed to prepare 300.0g…

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Q: a student prepared a solution by adding 16.75 ml of ethanol (C2H5OH) to obtain a final solution of…

A: Ratio of volume of the solute to the volume of the solution multiply by 100 is known as the…

Q: Concentrated HCl has density of 1.19 g/mL and concentration of 38% by mass. What is the molarity of…

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Q: Concentrated HBr is 48% HBr by mass and has a density of 1.50 g/mL.How many grams of concentrated…

A: Given: Concentration of final solution = 1.50 M Volume of final solution = 750 mL = 0.750 L…

Q: You need to make 10mL of a mixture of 25 parts of solution A, 24 parts of solution B and 1 mL of…

A: combination (physical)of two or more substances called mixture .In this mixture identity of…

Q: 12.24 Concentrated HI is 47.0% HI by mass and has a density of 1.50 g/mL. (a) How many grams of…

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Q: A 7.98 molar solution is prepared.  How many moles of solute would be in 797.1 mL of the solution?…

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

Q: A 51.24 g sample of AX (Molar mass = 171.34 g/mole) is dissolved in enough water to make 2.1 L of…

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Q: What mass of  is contained in 150.0 mL of a 0.340 M sodium hydroxide solution? Mass =  g

A: Molarity of the sodium hydroxide solution is 0.340 M. Volume of the sodium hydroxide solution is 150…

Q: Part A How much concentrated solution would it take to prepare 2.95 L of 0.585 M HCl upon dilution…

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Q: How many grams of CaCl2 are needed to make 388.8 g of a solution that is 34.0% (m/m) CaCl2 in water?…

A: A numerical problem based on making aqueous CaCl2 solution, which is to be accomplished.

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

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Q: An aqueous magnesium chloride solution is made by dissolving 6.14 moles of MgCl, in sufficient water…

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Q: solution

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Q: Calculate the molarity of a solution prepared by dissolving 22.73 grams of NaC2H3O2 (OR "N" a C2 H3…

A: Given, mass of NaC2H3O2 = 22.73 g Volume of the solution = 0.858 L Molarity of the solution = ?…

Q: What volume in mL of 0.300 M NaF would be required to make a 0.0800 M solution of NaF when diluted…

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Q: How would you make the following solutions (all solutions are aqueous)? A mathematical answer, as…

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Q: What volume in mL of 0.300 M NaF would be required to make a 0.0800 M solution of NaF when diluted…

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Q: 1. Preparing of oxalate solution: Mass of full cap = 20,7175, empty = 20,5490 g. Volumens of the…

A: Concept: Molarity: Molarity (M) of a solution is define a type of  concentration measurement. Which…

Q: A 10µg/ml solution is prepared by diluting. ul of a 10mg/ml solution into 1ml of water.

A: Here we are diluting the concentrated sample to get a diluted sample.

Q: 1. What happens to the unit particles of solute when it dissolves in a solvent? 2. A true solution…

A: The given questions are based on the concept of solute and solution. We proceed as follows-

Q: Calculate the volume percent of 491 mL of acetone in enough water to give 1.39×103 mL of solution.

A: Volume percent is the ratio of volume of compound divide by volume of solution and multiplying the…

Q: A solution is prepared by dissolving 133 g of NaCl in 947 g water to make a total solution volume of…

A: a) Molarity = moles of NaCl / volume of solution (in L)                    = mass of NaCl/Molar mass…

Q: Solutions of hydrogen in palladium may be formed by exposing Pd metal to H2 gas. The concentration…

A: Henry's law basically states that concentration of any gas is directly related to corresponding…

Q: A solution is prepared by dissolving 18.1 g ammonium sulfate in enough water to make 120.0 mL of…

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Q: A 25mg/L solution is prepared by diluting ul of a 50g/L solution into 10ml of water.

A: To determine the concentration of diluted solution, the following equation is used. M1V1 = M2V2 On…

Q: What volume in mL of 0.300 M NaF would be required to make a 0.0480 M solution of NaF when diluted…

A: Given: Initial concentration of NaF = 0.300 M Final concentration of NaF  = 0.0480 M Final volume of…

Q: ethanol has a density of 0.789 g/mL, 24.3 mL of ethanol has been added to 140.6 grams of water.…

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Q: A student determined the average molarity of their sample of acetic acid to be 0.052 M. Calculate…

A: Solution :     Molarity is defined as the number of moles of compound present in 1 L of solution. it…

Q: Calculate the persent by mass of 12.7g of sodium chloride in 110g of solution

A: Given that : Mass of sodium chloride = 12.7 g Mass of solution = 110 g The mass % can be given by :