To make a 0.5L of 2% NaCl, weigh _____ grams of NaCl, place in a graduated cylinder, and add water to make the total volume _____ mL

Q: Assuming water has a density of 1.00g/mL. Question Content Area 150. g of 3.05% (w/w) NaCl solution…

A: Mass of NaCl solution = 150 g  Mass percentage of NaCl solution = 3.05 % (w/w)

Q: 2. If a 50 mL solution of 2 mg/mL glucose has 20 mL of water added to it, have these changed? Please…

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Q: A chemist prepares a solution of silver nitrate (AgNO, by measuring out 0.556 kg of silver nitrate…

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Q: you need to add 65 mEq of an electrolyte to a TPN bag.  Your stock vial contains 8 mEq/ml.  Round to…

A: Given: Equivalents of electrolyte needed = 65 mEq.And concentration of stock solution = 8 mEq/mL.

Q: Using molarity to find solute mass and soluu Calculate the volume in milliliters of a 1.90 mol/L…

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

Q: You are diluting down a solution by mixing it with water. You start with a ‘stock concentration’ of…

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Q: In the laboratory you are asked to make a 0.720 m sodium hydroxide solution using 525 grams of…

A: Molality is a way of expressing concentration of a solute.It is defined as the moles of solute…

Q: Calculate the molarity of the following solution: 0.50 moles of CaCl, in 3500 mL of solution. (SHOW…

A: Molarity(M) is the moles of solute per unit volume of the solution in liters. It's unit is mol/L

Q: If 120 mL of a 10% stock solution is diluted to 240 mL, the final concentration of the solution is…

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Q: STION 14 s the molarity of a solution prepared by dissolving 6 mol Nacl in enough water to make 804…

A: Dear student I have given answer to your question in the image format.

Q: How many milliliters of 11.5 M HCl(aq) are needed to prepare 325.0 mL of 1.00 M HCl(aq)? V = mL

A: The formula:  M1V1 = M2V2  M1 = Initial Molarity V1 = Initial Volume  M2 = final molarity V2 = final…

Q: 1. A 10.0 mL graduated cylinder to measure 10.0 mL of a 1.00 M CaCl2 solution into an initially…

A: The balanced chemical equation has to be written,

Q: What is  12.235g/1.01mL

A: We are given:  12.235g/1.01mL

Q: Calculate the density in g/mL of 0.362 L of solution weighing 248 grams. O 7.23 O 24.8 O 0.685

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Q: If there is no physical change in the different materials that are combined together, __________ is…

A: Given statement is :  If there is no physical change in the different material that are combined…

Q: What is the mass of 1 mL of pure water? How could this information be used to check the accuracy of…

A: Density of a substance is defined as its mass per unit volume.

Q: 10.0 mL of a 0.300 M sucrose solution was diluted to 200. mL. The concentration of the new solution…

A: Concentration of the new solution can be determined using the dilution expression,

Q: How many milliliters of 50% w/v solution should be mixed with 2175 mL of 10% w/v solution to make a…

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Q: I have all the data I just need the Conclusion and the question answers. Data Table 3: Solution…

A: The solubility of NaCl and KNO3 increases with increasing the temperature and NaCl is more soluble…

Q: Table 3.4. Standardization of NaOH solution. Conditions Trial 1 Trial 2 Primary standard Weight of…

A: The neutralization of KHP (potassium hydrogen phthalate) using NaOH occurs when the gram equivalents…

Q: 5.95 g of potassium chlorate is reacted with 1.91 g sulfuric acid to form chloric acid and potassium…

A: Limiting reagent is the reagent which controls the reaction. When the amount of limiting reagent is…

Q: Determine which of the following steps show correct technique when using a 250.00 mL volumetric…

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Q: A solute, having a mass of 4.5 lbₘ and density of 1.5 g/cm³ at room temperature is mixed with a…

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Q: What is the mass in grams of KBr in 0.400 L of a 0.350 M solution?

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Q: You want to prepare 10 mL of a 1/100 dilution. What should the qliquot and diluent volumes be?

A: The solution is given below -

Q: Calculate the volume in liters of a 4.66x10^-7 mmol/L mercury(I) chloride solution that contains…

A: There  are several terms by which the concentration of the solution can  be measured.molarity is one…

Q: An aliquot of 49.47 mL of methanol is mixed with water such that the total volume of the solution is…

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Q: IMNACI solution using an available 2.86 M solution? ODilute 23.9 mL of the 2.86 Msolution to a final…

A: solution - from the dilution law; M1×V1 = M2×V2Where ;M1 = initial cincentration = 2.86 mol/LV1 =…

Q: substance has a solubility of 12.5 g per 100 mL of solvent at 100 degrees celsius and 2.45 g per 100…

A: Given : solubility of substance at 100 °C = 12.5 g/100 ml  Solubility of substance at 10°C = 2.45…

Q: A lab group was supposed to make 12 mL of a 29% acid solution by mixing a 20% solution, a 27%…

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Q: - с www-awu.aleks.com = O CHEMICAL REACTIONS Using molarity to find solute mass and solution volume…

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Q: What is the mass in grams of KBr in 0.400 Lof a 0.350 M solution? 0.400 0.350 STARTING AMOUNT 0.400…

A: Given:   The volume of solution is 0.400 L. The molarity of KBr solution is 0.350 M.

Q: Part A To what volume should you dilute 120 mL of an 7.95 M CuCl₂ solution so that 52.0 mL of the…

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Q: You need to make an aqueous solution of 0.176 M calcium acetate for an experiment in lab, using a…

A: The number of moles of calcium acetate can be calculated using the molarity equations as:

Q: What is the molarity of the caffeine solution B? Molecular Weight of Caffeine 1942 grmol A Take 20…

A: Given, Note: 1000 mL = 1 L Solution A Molarity of the solution A = 5 × 10-4 M = 5 × 10-4 mol/L…

Q: A test tube is prepare using a concentrated stock solution with a concentration of 4.9 mg/mL. The…

A: Given: Concentration of stock solution=4.9 mg/mL Volume of the stock solution=146μL Volume of…

Q: 01: Find the weight of Na2C204 (FW = 134.00 o/mol) required to prepare 250 mL of 0.1000 M NazC2O4…

A: To calculate the mass of sodium oxalate needed to prepare 0.250L of a 0.100M solution, use the…

Q: 1. Based on your experimental and product label observations, how do regular and diet cola differ?…

A: Based on the experimental observations, we can conclude the following points regarding the densities…

Q: How would i convert 0.01 ng per microliter to mililiters.

A: In general concentration of a solution is expressed with units like ng(Nanogram)/Microliter or,…

Q: At room temperature, table sugar has a solubility of 200. g in 100 mL of water. In boiling water,…

A: Solubility is defined as the maximum amount of solute a given volume of a solvent can dissolve. A…

Q: What is the % m/m of CaCl2 in the solution? Show your work clearly. work clearly. What is the % m/v…

A: To calculate the %m/m (mass/mass) of CaCl2 in the solution, we need to first determine the mass of…

Q: a. What is the mass percent of NaCl if 6 grams of NaCl dissolved in 123 grams of solution?  b. What…

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Q: 9:06am ructions t to click Submit when completed! Question 17 Determine the molarity of a solution…

A: Given: Mass of magnesium iodide (Mgl2) = 861 g Note: (1000 mL = 1L) Volume of a solution = 474 mL =…

Q: Find the percent by mass of sodium chloride in a 1.20 M NaCl solution. The density of the solution…

A: We knew that % by mass can be calculate by Given formula  % by mass = (mass of solute / mass of…

Q: a. Convert 52.6 mM (millimolar) to μM (micromolar) and to M (molar). b. Convert 200.0 μM to mM…

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