How of Cape Julfcte pentehydrare ( Cusoy.5420) were need many grams to malse 100 mL cf the 0.4M solution? 6.3844 g

Q: Of concentrated H2SO4 must be diluted to 1L (1000mL) to prepare (become) 0.1M. Another solution: no.…

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Q: How many miliequivalentsare there in 50ml of 0.2M H2SO4

A: Answer :-- Here, we have to determine the moles of H2SO4 in the solution, using the formula are…

Q: The Henry’s law constant (kH) for O₂ in water at 20°C is 1.28X10⁻³mol/Latm. (a) How many grams…

A: According to the Henry’s Law: Solubility of O2 in 1 L = 1.28×10-3 mol Solubility of O2 in 2.5 L can…

Q: grams of sa

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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: needed to 3. what mass oP Nall is so ppm Nall and 2soml m=? Nacey Nally 25oml

A: One ppm is equal to absolute fractional amount multiplied by one million is known as one ppm.

Q: Which solute is least soluble at 20 deg C?

A: In this question, we have the solubility curve of various chemical compound.  The solubility curve…

Q: 01F an aqueous solution orKCI (Mular mass: T4.533/m) has a concentration of 4.50m. What would be the…

A: Concentration of KCl = 4.50 mol/kg it's means 4.50mol of KCl dissolved in 1kg of water mass.  Mass…

Q: In a o sog sample of ao1- ISOpreyl how much welght is isoropye?

A: If the information regarding the % of the particular component of the mixture is given one can…

Q: How much KCIo, is needed to make a saturated solution at 100 90 NANO 80 90°C? 70 60 CaCl 50 Pb(NO,),…

A: In the given graph on Y-axis solubility of the salt in 100 grams of H2O. On X-axis temperature is…

Q: How many mL of solute is needed in a 0.750L can that is 3.31% (v/v)?

A: The question is based on the concept of volume percentage.   amount of component present in 100mL of…

Q: b. 8.0 moles of Na2 SO4 in 2.50 L of solution MNa+ M Mso, M 2- =

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Q: An aqueous solution of acetone is made by transfering 3.18 mL of liquid acetone to a 100. mL…

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Q: 80gof KNO3 is dissolved in 100 mL of H2O at 60 Degrees Celcius. At what temperature will KNO3 begin…

A: Given : Mass of KNO3 dissolved = 80 g And volume of water = 100 mL

Q: Determine the freezing point.

A: According to the convention, 1 g is equal to 10-3 kg/g. The mass of solvent (W) is calculated as…

Q: 44 AM Wed Feb 23 2. Calculate the molarity of the following solutions. 198 a of harium bromide…

A: Mass of Barium Chloride , BaCl2 = 198g  Volume of solution = 2 L

Q: Please  help. Need directions on how to complete.

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Q: Q-6- ASElufion Contains 41o.3 grams of Hz So perliter of Solution at 20°c If the density is…

A: Molality: In 1000 mL or 1L of the solution, the number of moles of the solute present is called the…

Q: 2Ag NO3 (a9)H CaÇha f19) How mamy h of a ó al HM Cad2. with. o.286L of a o+288M AgalOs Salution.…

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Q: A 1.00ml aliquot of fish odl was andyrd for N using the Kieldahl methad: After chqashim, the…

A: Mili equvalent  of acid=100ml×0.0503 M =5.03mili equvalent Miliequvalent of base=28.3ml×0.124M…

Q: Amount of HCl in grams in preparing 25% 2 liters of solution

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Q: The mole fraction of zinc fluoride, ZnF2, in an aqueous solution is 0.0586. The percent by mass of…

A: Given,            Mole fraction of ZnF2 in aqueous solution= 0.0586  Find out percentage by mass of…

Q: The weight (in mg) of an 80.0%(w/) sodium phosphate dihydrate reagent needed to prepare 800.0 mL of…

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Q: To prepare 350mL of approx 0.1M NaOH, how many NaOH pellets (weighing 150mg each) will I need to get…

A: In this problem, first we would calculate the mass of NaOH required using the molarity-mole…

Q: How many grams of Ca Cla wauld be dissolved in 1.8L of a O18 M Solution of Cacla?

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Q: What's the expected f.p. of a 0.20 m aqueous CaCl2 solution? F.p. depression constant for water is…

A: Depression in freezing point or elevation in the boiling point of a solvent on adding certain…

Q: 22A/company coliéens eans to reeyetel Some cans are made of aimiriamm and others are isde of steeil.…

A: A company collects the cans to recycle.some cans are made of aluminum and others are made up from…

Q: Pb(NO3)2+2NaCl->PbCl2+2NaNO3 what mass of solid product is produced when 15mL of a 0.25M Pb(NO3)2 is…

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Q: 3. Which solution has the highest molarity? Show all the calculations and explain your answer: a)…

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Q: 3. Which of the following statement/s is/are correct? I. 6.00 N H2CO3 is equivalent to 3.00M H2CO3.…

A: Normality = Molarity * No of H+ ions Molarity = No of moles / Volume (L) No of moles = Mass / Molar…

Q: If a 250.0 mL of a 15.0M solution acetic Gcid CHCIH302) Gre cdded to 500.0 mL of water, whet is the…

A: The new concentration can be calculated using the equation for dilution as: M1V1=M2V2 where, M1=15.0…

Q: Q2: Prepare 250ml of solution contain 5ppm of Ca from CaCO; and 5ppm of Pb from PbCl,?

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Q: Tags gy) alcohol is mixed with water to produce a 37% (v/v) alcohal _solution milliliters of each…

A: %(v/v) is defined as the volume of solute divided by the total volume of solution and multiplied by…

Q: -2 What is the mdaritg of la30 XlO of Oxalic acid (HacaDy 2Hg0) in 250 mL öf Solution 7 प्च तऽ छ

A: Given: Mass of oxalic acid (H2C2O4.2H2O) = 6.30×10-2 g. Volume of solution = 250 mL Molar mass of…

Q: Q1 / Prepare one liter of 0.1N solution of H2SO4 concentrated if density is 1.84 and percentage is…

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Q: How many millimoles of Na+ are present in 150 mL of 0.30 M Na₂SO4 solution? a) 45 b) 90 c) 140 d)…

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Q: Prepore of Cr (NO3), Of the preparee Soluton. 3+ l00 ml ot z 0.075 m Co" solution out 9 HeO,…

A: Given, volume of solution = 100 mL            concentration of Cr(NO3)3 = 0.075 M Now, 1 mole of…

Q: Determine the mass percent composition of a solution made by dissolving 21.1 g of KF in 415 g of…

A: Mass of KF = 21.1 g Mass of water = 415 g Mass of solution = 415 + 21.1=436.1g

Q: How many milligrams of solid MgCl2 (Formula Weight: 95.211 g/mole) are required to prepare 250mL of…

A: Given: Molarity of solution = 150 mM = 150 x 10-3 M = 0.150 M = 0.150 mol L-1 Volume of solution =…

Q: How many grams of H3 PO4 (m.w398.03) a re in 17.5mL of a 5.5M solution of H3 PO, ? Select one

A: Since we know that molarity is define as the number of mole of solute dissolved in 1 liter of…

Q: A. Pressure B. Nature of solute D. None 18. The volume of 4N HCl and 10N HCI required to make 1 L of…

A: Given  According to the question, Let V litres of 4N HCl mixed with (1-V) litres of 10N HCl to give…

Q: of what is the percent by volume isapropy! alcohol in a solution that'contains 07 mL of isopopy…

A: Volume of Solute = 27 mL  Volume of water = 2.3 L = 2300 mL  So, Volume of soln =( 27 + 2300 ) mL…

Q: How many milligrams of solid MgCl2 (Formula Weight: 95.211 g/mole) are required to prepare 250mL of…

A: Given : formula weight = 95.211 g/mol              Volume = 250 mL               Molarity = 150 mM

Q: 13.10 mgmg KIKI in 106.5 mLmL of solution        calculate the molarity

A: Given, amount of KI =13.10 mg =0.0131 gvolume of solution =106.5 mL =0.1065 LMolar mass of KI =166.0…

Q: What is the molarity of a solution of ammonium chloride (MM = 53.5) consisting of 1.55g of ammonium…

A: mass of ammonium chloride = 1.55gMolar mass of Ammonium chloride = 53.5 g/moleNo of moles of…