Which solution contains the smallest number of moles of sodium ions? Group of answer choices 10.0 mL of 0.500 M NaCl 10.0 mL of 0.500 M Na3PO4 10.0 mL of 0.500 M Na2CO3 5.0 mL of 2.00 M NaBr 5.0 mL of 1.00 M Na2SO4

Q: A solution that is 2.48% KCl in water to molarity. The solution’s density is 1.05 g/mL.

A: Given :- %w/w KCl solution = 2.48 %  Density of solution = 1.05 g/mL  To calculate :- molarity of…

Q: How much oxalic acid dihydrate, in grams, is needed to prepare 728 mL of a 0.829 M solution? Oxalic…

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Q: How many grams of solute are contained in each solution? a. 520 mL of a 0.23 M NaNO3 solution: g…

A: Molarity = number of moles of solute/volume of solution (L)  Number of moles = molarity × Volume (L)…

Q: What is the molarity of 1.5 liters of an aqueous solution that contains 52 grams of lithium…

A: Formula used: Molarity = no. of moles / volume of solution   Given: Volume of solution = 1.5 L mass…

Q: Find the mass of solute needed to prepare 0.500 mL of 1.20 mol/L Ca(OH)2(aq) solution

A: Given: Volume= 0.500 mL Molarity = 1.20 mol/L

Q: stock solution of Mg(NO3)2 is available to prepare solutions that are more dilute. Calculate the…

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Q: An aqueous solution contains 2.52 g of Pb(NO3)2 in one liter.  How many moles of each ionic species…

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Q: Calculate the molarity of the following solutions:   (a) 0.80 mol of solute in 118  mL of solution…

A: In multipart question we solve only first three subparts according to Bartleby Guidelines. Molarity…

Q: A1. Sodium citrate: 0.015 M. Calculate the mass of sodium citrate dihydrate, Na3C6H5O7(H2O)2, needed…

A: We need to show the calculations for the preparation of different solutions.

Q: A student needs to prepare 50.0 mL of a 1.10 M aqueous H2O2 solution. Calculate the volume of 4.7 M…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: A. Dilution of Stock Solution Concentration of STOCK solution you prepared (M) 0.8 Volume of STOCK…

A: Introduction: This can be calculated from the equivalence formula, V1S1 = V2S2 (V and S are the…

Q: You have 450 mL of a 0.125 M HCI solution and you want to dilute it to exactly 0.100 M How much mL…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: The solution’s concentration is ...

A: Given :- mass of NaOH = 40 g  Volume of solution = 500 ml  To calculate :- molar concentration

Q: Which of the following NaCl solutions has the highest concentration of NaCl? 1) 0.0175 mol NaCl in 1…

A: Given are different concentrations of NaCl solution in water. We are find out which of them is…

Q: Calculate the molarity of a solution containing 56.0g of BaCl2 in 150. mL of solution.

A: We know that the molarity of a solution can be expressed as follows --- Molarity of solution (M)  =…

Q: To what volume should you dilute 46 mL of a 12 M stock HNO3 solution to obtain a 0.122 HNO3…

A: Molarity is the concentration of a solution in moles of solute per liters of solution.

Q: You are in charge of making a 0.10 M solution of NaHCO3. How much  NaHCO3, in grams, needs to be…

A: Given: Molarity of NaHCO3 is 0.10 M Volume is 1.0 L To find: Mass of NaHCO3

Q: How many moles of solute are contained in each solution?   a. 120 mL of a 0.49 M NaNO3 solution:…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: 10.6 grams of Na2CO3 is dissolved in water to make 1.25 liters of solution. What is the molarity of…

A: Givenvalues are, Mass =10.6g Volume of solution = 1.25 L Molar mass=106g/mol

Q: What is the molarity of Na+ in a solution that contains 75.9 ppm of Na2CO3? (MM=105.99 g/mol)…

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Q: Which solution has the same number of moles of KCl as 75.00 mL of 0.250 M solution of KCl? A) 20.0…

A: molarity = (no. Of moles of solute ÷ volume of solution )

Q: What is the volume of 12.0 M HCI is required to make 75.0 mL of 3.50 M HCI?

A: During dilution the number of moles remain same but the volume and concentration of concentrated and…

Q: Three separate solutions are prepared as follows at 20°C: Solution 1: 20 g of KNO3 is added to 100 g…

A: We are given a solubility curve as follows: 20 g of each of the given salts is dissolved in 100 g…

Q: How many atoms Na are in 1.4 g of Na?     a. 3.7 x 1022 atoms Na   b. 1.0 x 10 -25 atoms Na…

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Q: Solution X 8 Solution A Solution B Solution C 00 Which of the solutions have the same molar…

A: Molarity = moles/volume  means it must have same no. Of moles to be the same molar concentration

Q: Which will have the highest number of moles of sodium ion:  25.0 mL of 0.20 M NaCl, 20.0 mL of 0.15…

A: We have to tell which option is correct from given choices of options

Q: 48.0 g LICI in 424.0 mL of solution. M 15.3 g NISO4 in 424.0 mL of solution. M 19.0 g of KCN in…

A: This question is based on concept of Molarity, Molarity may be defined as the ratio of number of…

Q: What masses of sodium chloride, magnesium chloride, sodium sulfate, calcium chloride, potassium…

A: The salts that are present are listed as NaCl, MgCl2, Na2SO4, CaCl2, KCl and NaHCO3. The artificial…

Q: What is the molarity of 4.0 moles of sodium chloride (NaCl) in 125 mL of solution?   0.032 M   32…

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Q: What is the molarity of a potassium nitrate solution that contains 0.600 mol of KNO3 in enough water…

A: Molarity can be calculated as follows: Molarity = No. of molesVolume L

Q: Which solution has the same number of moles of HCl as 25.0 mL of 0.200 M solution of HCI? (A) 50.0…

A: Molarity = number of moles of solute/volume of solution(in L)  so, number of moles = molarity ×…

Q: Some graduate students have a solution of 1 M NaCl in the lab. What volume of the Nacl solution and…

A: N1= 1M N2= 0.035 M  V2= 1L V1=??

Q: The molarity of 25.0 % by mass HCl solution is _______. The density of the HCl solution is 1.20…

A: Given: The mass % of HCl solution = 25 %. The density of solution of HCl,(d) = 1.2 g/mL.

Q: Which solution has the same number of moles of KCl as 75.00 mL of 0.250 M solution of KCl?…

A: 129 mL of 0.145 M solution of KCl

Q: What is the molarity of a NaCl solution if 1.5 Liters of the solution contains 3.45 moles of sodium…

A: Molarity is the no. of moles of solute dissolve in one litre of solution. So,

Q: How many sodium (Na) atoms are in 1.0 L of a 1.0 M solution of sodium carbonate (Na2CO3, 106.0…

A: Mole= molarity×volume  Mole= 1×1=1 mole of Na2Co3 1 mole Na2Co3 gives 2 mole of Na+  Mole of sodium…

Q: You are asked to prepare 100.0 mL of a 30.0% (m/v) NaCl solution.  The procedure states that 0.513…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: A chemist prepares a solution of iron II  bromide    FeBr2    by measuring out  1.0g  of  FeBr2…

A: The molarity of a solution represents the number of moles of solute present in one liter of a…

Q: Which solution has the same number of moles of HCI as 25.0 mL of 0.200 M solution of HCl? 12.5 mL of…

A: Given :-  Molarity of HCl solution = 0.200 M  Volume of HCl solution = 25.0 mL  To identify :-  A…

Q: Which solution has the same number of moles of OH as 50.00 ml of 0.100 M solution of Mg(OH)2? O…

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Q: Calculate the number of grams of solute needed to make each solution. a) 1.00 L of 1.59 M KNO3 b)…

A: Number of grams of solute needed to prepare a solution is. Molecular mass of KNO3 = 101.10 Molecular…

Q: Calculate the number of moles of the indicated ion present in each of the following solutions. (a)…

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Q: You need to prepare 1.0 L of 2.0 M H2SO4.  In the store room is a bottle of 18.0 M  H2SO4.  What…

A: This question demonstrates a technique that chemists use on a regular basis; it is called dilution.…

Q: How much NaNO3 is needed to prepare 225 mL of a 1.55 M solution of NaNO3?  29.6 g  0.244 g  12.3 g…

A: Molarity is the number of moles of solute dissolved in per liter of solution. It is denoted by M.…

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: Calculate the molarity of a solution when 4.50 g of KCl is dissolved in water to provide 300.0 mL of…

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Q: What is the Molarity of a solution containing 200 grams of NaOH in a 2.5 Liter Solution ? 2 Molarity…

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Q: Determine the amount of sodium chloride required to prepare 500 ml of a 3M sodium chloride solution.…

A: Given,  Volume of NaCl in mL= 500 mL  Molarity of NaCl = 3 M  Molar mass of NaCl = 58.44 g/mole…

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=?

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

A: Molarity of the solution is equal to the number of moles of solute present in one liter of solution.…