Q: Calculate the mass of KOH in grams required to prepare 5.00 x 103 mL of a 2.50 M solution. [KOH =…
A: Given, mass of KOH = 5.00 x 103 g Molar Mass = 56.1 g/mol Volume of Solution = 2.50 L Mass of KOH…
Q: 2- A solution of concentrated HCI has specific gravity of 1.185 and percentage is 36.5 % (w/w) HCL.…
A: The question is based on the concept of solution preparation. We have stock solution of…
Q: Molarity of 26% (w/w) ammonia solution, :having a density of 0.85 g/ml is M 12.5 O M 12.0 O M 13.5 M…
A: Given: Concentration of ammonia solution = 26% (w/w) Density = 0.85 g/mL Molar mass of ammonia = 17…
Q: Calculate the percent by mass of potassium nitrate in a solution made from 67.0g KNO3 and 447 mL of…
A: Here we use formula mass percentage , that is ( Mass of solute/ Mass of solution)* 100 Mass of…
Q: In the standardization of NaOH solution, 0.521l g potassium hydrogen phthalate (204.22 g/mol) is…
A:
Q: What is the molarity of a solution that is composed of 9.010 g of Na2CO3 dissolved into water to…
A:
Q: Calculate the mass percent of 3.97 g KCl dissolved in 59.6 g H,O. mass percent: % Calculate the mass…
A:
Q: Calculate the percent by mass of potassium nitrate in a solution made from 67.0 g KN0, and 447 mL of…
A: Given: Mass of KNO3 = 67 g The volume of water = 447 mL The density of water = 0.997 g/mL Standard…
Q: What volume (mL) is required from a stock solution of1.98 M KNOg to prepare a 750 mt solution of…
A: Given that: Molarity of stock KNO3 solution(M1) = 1.98M Molarity of final KNO3 solution(M2) = 1.00M…
Q: Please. Help
A: Given information: Mass of water = 200 g Temperature = 45 ℃
Q: Calculate the molarity of 1.3174 g of calcium hydroxide, Ca(OH)2 dissolved in 50.00 mL of solution…
A: The molarity is the concentration expression that is defined as the number of moles of solute…
Q: Which NaOH solution is the most concentrated? (assume a density of 1.00 g/mL wherever necessary;…
A: We have to predict solution of highest concentration.
Q: Calculate the mass/volume percentage of a 0.763 m solution of copper(II) acetate, (Cu(C2H3O2)2; FM =…
A: Given, Molality of copper(II) acetate = 0.763 m Formula mass of copper(II) acetate = 181.65 g/mole…
Q: Calculate the Molarity of HNO3 in a solution containing 12.2% HNO3 and the density of it (HNO3) is…
A: Given, density = 1.038 g/cm3 % of HNO3 = 12.2% Molarity = ?
Q: blö 5 How many grams of Na3PO4 required * ?to prepare 8 N in 500 ml 323.6 gm. 218.6 gm. O 656 gm. O
A: Given that , Normality of the solution = 8N Volume of solution is = 500 ml. we have to calculate how…
Q: What is the mass in grams of potassium dichromate(K2Cr207) are required to prepare a 350 cm3…
A: For this , molarity can be calculated as - Molarity = no. Of moles of solute/ Volume(in litre) From…
Q: The concentration of PO lons in (M) found in a solution of 3 M H3PO4 is (Ka1 7.1X10 3, Ka2 6.3X10 8…
A:
Q: Calculate the volume of 15.0 M ammonia (NH3) needed to prepare 3.00 g tetramminecopper(II) sulfate…
A: tetramminecopper(II) sulfate monohydrate has the following molecular formula [CuNH34]SO4.H2O. 1 mol…
Q: 3. What is the molar concentration of nitric acid (63.0 g/mol) in a solution that is 60.5% HNO,…
A: 3.Molar concentration or molarity ( M ) is the ratio of no.of moles of solute to the total volume of…
Q: Determine the concentration of a solution prepared by diluting 40.0 mL of a 0.400 M CsCl to 750.0…
A: Solution is prepared by diluting 40 mL of a 0.400 M CsCl to 750 mL From Dilution concept =>…
Q: What is the mass in grams of potassium dichromate(K2Cr207) are required to prepare a 350 cm³…
A: Concentration = 5.16 M Volume = 350 cm3 = 0.350 L Concentration = moles of solute/volume of…
Q: Calculate the molarity of a solution prepared by diluting 165 mL of 0.688 M CaCl2 to a final volume…
A: Given:
Q: 3. What is the molar concentration of nitric acid (63.0 g/mol) in a solution that is 68.10 % HNO3…
A: Given that, Molar mass of HNO3 = 63.0 g/mol percentage of composition of solution = 68.10 % Specific…
Q: 10) How can you prepare 500 ml of 0.1M HCI, if the percentage is 35%, and density = 1.18g/ml,…
A: W = M x Mm x V/1000 Where, W = Mass in g; Mm = Molar mass; V = Volume in mL
Q: What is the maximum volume of 0.25 M sodium hypochlorite solution (NAOCI; laundry bleach; MW= 74.44…
A:
Q: A sample of KHP (molar mass = 204.23 g/mol) required 28.0 mL of NaOH solution (0.0832 M) to reach a…
A: Given: The molar mass of KHP (potassium hydrogen phthalate) is 204.23 g/mol The volume of NaOH…
Q: Molarity of 26% (w/w) ammonia solution, * :having a density of 0.85 g/ml is M 12.5 O M 12.0 O M 13.5…
A: The mass percentage of ammonia solution is = 26 % (w/w) The density of solution is = 0.85 g/mL The…
Q: What is the mass in grams of potassium dichromate(K2Cr207) are required to prepare a 350 cm3…
A:
Q: What volume of a 0.33-M C12H22O11 solution can be diluted to prepare 25 mL of a solution with a…
A: In the process of dilution; the solvent is added in a solution, than the volume of solution…
Q: What mass of K3FE(CN)6 is needed to prepare 900 mL of 0.0740 MK' solution? 1. O7.31 g 2. O0.81 g 3.…
A: Given: The concentration of K+ solution to be prepared = 0.0740 M The volume of the solution to be…
Q: The concentration of Ca2+ in CaCl, solution is 42 mEg/L. What is a molar concentration (mmol/L, mM)…
A: Given: The concentration of Ca2+ is 42 mEq/L.
Q: (PART A) Calculate the mass percent of a solution containing 15.0 gg of Na2SO4Na2SO4 and 83.5 gg of…
A: Percent mass = 100 x Mass of solute/Mass of solution Molarity = Number of moles of solute/Volume of…
Q: Given: 0.35g NaCl, 0.25 g NaHCO3, 0.15 g KCl & 2 g C6H12O6 are present in 100 mL ORS solution (MW:…
A: The molar mass of NaCl is 58.44g/mol The molar mass of NaHCO3 is 84.007g/mol The molar mass of KCl…
Q: How many grams of methanol (CH3OH, FM 32.04) are contained in 0.100 L of 1.71 M aqueous methanol…
A: The number of moles of can be calculated from molarity and volume of the solution.Molarity:The…
Q: calculate the molarity of a solution that contains 0.300 moles of RbBr an 0.600 L of water. 8.00 M…
A: Molarity = no. Of moles/volume(L)
Q: Calculate the mass percent of solute in each solution. Calculate the mass percent of 3.07 g KCl…
A:
Q: 1. Calculate the mass needed to prepare 263.0 mL 0.50 M NaOH.
A:
Q: 14. 25.0 grams of NaCl are dissolved in 75.0 grams of water in a 2.0 L container. a) What is the…
A:
Q: Calculate the ksp for this hypothetical an ionic compound M2X3 (MM=288 g) if its solubility is 3.6…
A:
Q: weight in grams (wt) = Molarity (M) x %3D V(mL) x M.wt . * O True -)- O False Isotopes have…
A: In the first part it is given that the given weight in grams is calculated as the given expression…
Q: A solution is prepared by dissolving 52.3 g of RÜC1 in enough water to form 502 mL of solution.…
A: Consider the given information is as follows; Mass of RbCl = 52.3 g Volume of solution = 502 mL…
Q: What is the molarity of a solution that contains 33.5 g of CaCl, in 600.0 mL of water. 0.503 M O…
A: 33.5 g of CaCl2 is dissolved in 600.0 ml of water.
Q: Which would be the best electrolyte in water? KCl b) CO2 c) CH4 d) CCl4
A: Electrolyte is substance that conducts electric current as a result of a dissociation into…
Q: Calculate the molarity of a solution prepared by dissolving 6.24 g of Nal in enough water to prepare…
A: Molarity is used to express the concentration of the solution It is the number of moles of solute…
Q: How to prepare 100 mL of 10% AlCl3
A: The mass of solute in grams present in 100 mL of solution is known as the mass percent concentration…
Q: What is the mass in grams of potassium dichromate(K2Cr207) are required to prepare a 350 cm3…
A: Moles = Molarity × Volume (L) Moles = 5.16 × 350/1000 Moles = 1.806 ( 1L = 1000 cm^3 )
Q: What is the molarity of the solution obtained by diluting 125 mL of 2.50 M NaOH to 575 mL? a.…
A: Molarity of solution after dilution can be calculated using formula,
Q: Calculate the concentration in mass percent for an aqueous solution that was prepared with 75.218 g…
A: Given: Mass of NaOH = 75.218 g Mass of water = 225 g
Q: What is the mass percent of LiCl in a solution with 35.0 g of LICI dissolved in 115 g of water?…
A:
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Solved in 3 steps
- 6-99 A concentrated nitric acid solution contains 35% HNO3. How would we prepare 300. mL of 4.5% solution?) What voluma of 18m sulferic acid must be diluted with distilo d wateir to prepare 300.0 mb of 0:50 M HA S04 2 इDO ,OWhat concentration of potassium chloride (in ppm) is present in 7.1 × 10-5 mol L-1 KCl(aq), if the solution's density is 1.0 g mL-1?
- calculate the volume in ml of 0.01 m KOH solution that is required to completely neutralize 250 mg of c16h16n202 with a molecular weight of 268.32 g/mol (the dethyl amide of this is commonly known as LDS)(ii) Calculate the mg/l, Molarity for 200 mg/l as CaCO3 of Na2CO3. molantay partial nand 16.3 m itroge tively and 27A 0.8250 g of soda ash sample was dissolved in distilled H O and diluted to 250-mL using a volumetric flask. A 50.00 mL aliquot portion of the dilute soda ash solution needed 4.50 mL of 0.1200 M HCl to reach the phenolphthalein end point and 10.00 mL to reach the methyl orange end point. What is the %NaHCO (%w/w) present in the soda ash sample? FW NaHCO = 84.01 g/mol (Hint: Use dilution factor)
- Twenty sodium salicylate tablets labeled 325 mg were dispersed in sufficient water to make 200.0 mL. A 15.0–mL aliquot of the filtrate was titrated to a bromophenol blue endpoint in the usual way by 32.11 mL of 0.1000 N hydrochloric acid. Calculate the amount of sodium salicylate in each tablet, and from that, the percentage of the labeled amount. (NaC7H5O3 MW = 160.11 g/mol) Amount of sodium salicylate in each tablet = % labelled amount =What N (normality) is made by diluting 50 ml of H2SO4 (den. = 1.08; 11.6% by weight to 1.0 liter water? How many ml. of 0.2000 N HCI and how many of 0.2000 N H2SO4 can be neutralized by 20.0 ml of 0.1500 N Na OH?What is the percent magnesium hydroxide, if a sample of magnesia magma weighing 5.2430g when dissolved in 25 mL of 0.9915 N H2SO4 required 9.85 mL of 1.4102 N NaOH to titrate the excess acid? Round to 2 decimal point; Answer should be with the correct unit.