KOH in a solution that contains 1560 ppm to give 750 ml.( K=39 , O= 16 , * H=1)

Q: 5. *A 5.00L of water sample is found to have a concentration of 0.000243 M in MgCO,. What is the…

A: Concentration in g/L = Molarity x MW Concentration in ppm = 1000 x concentration in g/L  Molarity of…

Q: What is the concentration of LiCl in the final solution when 65 mL of a 12 M LICI solution is…

A: Given,  Initial concentration of LiCl(C1) = 12 M Initial volume (V1) = 65 mL Final Volume (V2) =…

Q: Describe how you would make 10mls of a solution with concentration: 10MM Glucose (MW=180.16g/mole)…

A:

Q: 2. Calculate the number of grams of NaHCO3 needed to prepare 500.0 mL óf å 0.250 M NaHCO3 solution…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Q3) calculate the number of grams, the normality, and the p-value for two of the following: a) 0.1 M…

A: A question based on volumetric analysis, which is to be accomplished.

Q: 23. What is the concentration (by mass) of the solute in a 25 °C solution prepared by dissolving…

A: According to question  No. Of moles = 2.50× 10-7  Volume = 1L  So, Molarity = no. Of moles/Volume(L)…

Q: 2- Calculate the weight of solute in grams for each of the followings solutions. (a) 43.5 mL of…

A: In the given question we have to calculate the weight of solute in gram. the given concentration is…

Q: What is the molar concentration of NaOH in a solution that contains 1560 ppm to give 750 ml.( Na=23,…

A: Parts per million (PPM) is a unit of measurement used when expressing a very dilute concentration…

Q: Calculate the mass of CuSO4·5H2O required for preparation of 100 mL of 0.010 M Cu2+ solution

A: Volume of Cu2+ solution to be prepared = 100 mL Concentration of the Cu2+ solution to be prepared =…

Q: Ex1: Calculate the molar concentration of HNO, (63.0 g/mol) in a solution that has a specific…

A: Molar concentration is a widely used concentration method. It has units of mol/liter. It is defined…

Q: Q1/ A solution was prepared dissolving 329 mg of K,Fe(CN), in sufficient water to give 750 ml.…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: 6 How would you prepare 2.5 L of approximately 0.0600 M 13 solution? Calculate the molar…

A: Introduction to Molarity The total number of moles of solute in a given solution's molarity is…

Q: How would you make 50mL of a solution containing 0.25M NaCl and 0.05M MgCl2, starting with solid…

A: Molarity is moles of solute present in per liter of solution

Q: What is the concentration in %(v/v) of 175 mL of isopropyl alcohol (C3H8O) that is diluted with…

A: Given:Volume of isopropyl alcohol = 175 mlVol of solution on dilution = 275ml

Q: Calculate the amount of oxalic acid (C2H2O4.2H2O) to prepare 0.04 Molar solution in 200 mL. [Na=23,…

A: The molarity of a solution is calculated as the number of moles of a solute dissolved in a given…

Q: How many grams of boric acid [B(OH)3, FM 61.83] should be used to make 2.00 L of 0.050 0 M solution?

A:

Q: Q / Prepare a solution of H2SO with a volume of 200 ml and a concentration of 0.5 4% M = 98% Sp.g:…

A: Solutions of specific concentrations are prepared by mixing a certain amount of substance in the…

Q: What is the ho larity of う、 mo 900 mL solution with 94.c6 g

A:

Q: 2: A: Calculate the concentration in molarity of potassium ion, K* in grams per litre after mixing…

A: Molarity of K+ in g/L = ? Molarity of KCl is 0.450 M Volume of kCl is 200 mL Molarity of K2SO4 is…

Q: Write the materials and how are you going to prepare this solutions with step-by-step procedures. 1.…

A:

Q: What are the respective concentrations (M) of K+ and SO4- obtained by dissolving 0.460 mol K2SO4 in…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: 3. How do you prepare 100 mL of solution containing 25 ppm Fe2 + ions from FeSO4 salt? Explain.

A:

Q: 4- Describe the preparation of 200 mL of 3 F H2SO4 from the concentrated solution which is 95% (w/w)…

A: Given , Concentrated 95%(w/w) H2SO4 solution  It means , 95 grams of H2SO4 is present in 100 grams…

Q: What volume (V) of o.20 M HNO, is needed to neutralize 150 mL of o.6 M NaOH?

A: The ratio of number of moles to the volume of solution in liters is called as molarity. Molarity…

Q: Calculate the mass volume percent, % (m/v), of a 2.15 M solution of NaOH (FM = 40.00 g/mol).

A:

Q: What is the molarity of the salt produced in the reaction of 200 mL of 0.100 M HCl with 100 mL of…

A: Balancing a Chemical Reaction:-  Balancing a chemical equation is necessary so as to abide by the…

Q: what is the concentration of a solution made by diluting 25 mL of 6.0 M HCL to find a final volume…

A: Given, 25 mL of 6.0 M HCL

Q: Solubility ig solute/100g H,O) D0 g of water at 3C umerical answer to 110 100 NH, 90 70 60 40 30 20…

A: Solubility is the ability of a  chemical substance  to dissolve in solvent  and form a solution. The…

Q: What is the solubility of Hg(OH)2 (in g/L, Ksp = 3.9x10-4 M³) in a solution that is already 0.824 M…

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Q: What are the mole fraction and the mass percent of a solu-tion made by dissolving 0.30 g of KI in…

A: Substitute 0.4 L as volume and I g/mL as the density of water in the expression of density to…

Q: Describe the steps to prepare 100.00ml of 2.00M H2SO4 from a concentrated 5.00M H2SO4 solution using…

A: Dilution gets used for decreasing any particular soluton's concentration. This process holds…

Q: 2. Determine the volume of 0.10 M potassium thiocyanate needed to prepare 100.00 mL of a 0.00100 M…

A: Ans. According to law of similarity:           N1V1=N2V2…

Q: Describe how we can prepare 250 ml of 500 ppm Na* from Na2CO3?

A: The solution is shown below.

Q: What is the mass concentration (in g L–1 to two decimal places) of copper(II) hydroxide in a…

A:

Q: In an aqueous solution at 25°C, if [H;O*] = 2.5 × 10-* M, then [OH]] is: %3D

A: The equilibrium expression is shown below: Kw = [H3O+] [OH-] Where; Kw is the ionic product constant…

Q: ail ..:YT:E-is What is the required weight to prepare a 0.5 standard NaOH solution in 100 ml of…

A:

Q: How would you use a volumetric flask to prepare 250.0 mL of 0.150 0 M K2SO4?

A:

Q: 3. What mass of BaCl2 is needed to dissolve in 1.2 kg water to prepare 0.500m BaCl2 solution?

A: Molality: The number of moles of the solute dissolved in one kilogram of the solution is known as…

Q: what will the final concentration be if you dilute 158.7 of a 6.71 m solution to 500ml?

A: Given - Stock solution volume = 158.7 ml (unit is not mentioned in question. Assuming unit to be ml)…

Q: 2- Describe the preparation of 500 ml of 0.074 M CI-solution from solid BaCl2. 5H20 (244.3) and CI…

A: Given, Volume of Cl- solution needed = 500 mL= 0.5 L Molarity of Cl- solution = 0.074 M Molar mass…

Q: umber of millimol

A: The Molarity term is used for concentration calculation that has moles of solutes per litre of…

Q: 61. Concentrated HCI (36.46g/mol) has a purity of 36.5% w/w and sp.gr. 1.18; approximately how many…

A: Given that, Concentrated HCl has a purity 36.5% (w/w). The molar mass of HCl is 36.46 g/mol. The…

Q: Calculate the concentration of the solute: 125 mL of 0.640M diluted to 2.00 L

A: Given : Initial concentration of solute = 0.640 M Initial volume of solution = 125 mL And final…

Q: Calculate volume of H2 at 0 degress C, 2.00atm, from 275mL of 0.725M HCl and 4.50g Mg.  Mg + 2HCl…

A: Given that : Reaction = Mg+ 2HCl → MgCl2+ H2 Pressure = 2.00 atm Volume of HCl =275mL Molarity of…

Q: How would a student make 0.500 mL of a 0.05000 M solution of iron (III) using a stock solution that…

A:

Q: What weight is needed to prepare solution of 0.15 N from Na2CO3 in 300 ml of distilled water. Na =…

A: The equivalent weight for the sodium carbonate, Na2CO3, is 53 g/eq.

Q: Mass solute needed to prepare 0.500L of 0.2 M NaCO3

A:

Q: How do you Prepare 500 mL of 0.025 M Na2S2O2•5H2O?

A: Molar mass of compound, WB = 232 g /molVolume of water = 500 mLMolarity of compound, M = 0.025 M