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

Q: How would you safely prepare 500. ml of 1.00 M H2SO4 solution from a 12.4 M H2SO4 stock solution?

A: Given that, molarity of stock solution, M1 = 12.4 M  volume of H2SO4, V2 = 500. ml  molarity of…

Q: The approximate normality for a NaOH solution that Micah prepared is 0.1N. After standardization…

A: In a wine laboratory, analyzing wine for TA, VA and S02 involves the use of a sodium hydroxide…

Q: How many moles of ethylene glycol must be dissolved in 500 g of water (Kf= 1.86 °C m-1) to lower the…

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Q: WHAT IS The VAPOR PRessuRe at 20°C of A solution of 3.50g. NATA NAphthalene · Ciotly in 28.75g of…

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Q: A coper con wghing 3 gams is placal in a beaker of 250mL of tap water at a pHof 6.9. Approximate how…

A: GIVEN:-

Q: Example: What is the volume of HCl which is needed to prepare 100 ml of solution ha 6 M conc. if you…

A: The question deals with the concepts of solution preparation. molarity is defined as number of moles…

Q: Calculate the percentage concentration by mas of a solution prepared by dissolving 2.32 g of calcium…

A: Given :-  Mass of Calcium chloride = 2.32 g  Mass of water = 81.0 g  To calculate :- %w/w of…

Q: Which solute is the least soluble at 90 °C?

A: Solubility is the ability of a solid, liquid, or gaseous chemical substance to dissolve in solvent…

Q: 6. The mass of K3PO4 needed to prepare 250.0mL of an aqueous solution in which P0,3 concentration is…

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Q: What volume of concentratewd nitric acxid (15.8 M) is needed to prepare 4.0L of a 2.0M solution

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Q: KI 140 130 120 NANO, KNO, 90 80 70 NH,a NH, 60 50 40 NaC 30 KCIO, 20 10 10 20 30 40 50 do 70 80 90…

A: The solubility of substances  increases with increasing temperature. Different substances have…

Q: A concentrated phosphoric acid solution is 85.5%H 3 PO 4 by mass and has a density of 1.69g / m * L…

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Q: Prepare a 500.0 mL 0.5 M H2SO4 solution

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Q: 5.13 How many grams of potassium chloride (MW=74.6 g/mol) are present in 37.2mL of a 0.250M KCL…

A: Given,Volume of potassium chloride = 37.2mL = 0.0372L.Molarity of potassium chloride solution =…

Q: What mass of benzoic acid (C7H6O2) must be used to prepare a 500 mL solution at 0.440 M…

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Q: So Ne e for the solubility of atmo spheric Dxygen in Water 37 °C at pressure of l00 atm at an mole…

A: Solubility of a gas in liquid can be calculated using Henry's law as shown below:

Q: when 525gof urea (CH,N,0) are dsolved n 1100. gof a certan mystery adX. the hreeng port of the…

A: Mass of urea = 52.5g  Molar mass of urea = 60.06g/mol Mass of solvent X = 1100 g Depression in…

Q: What is the cancentration of 0.56 mole of Mcgnesium Chiaide CMgCR) in 50.0 mililiters of water?

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Q: Hello, 15.00 mL of a H3PO4, solution required 21.45 mL of 0.125 N NaOH for complete neutralization.…

A: N1 * V1 = N2 * V2 N1 * 15ml =0.125 N * 21.45 ml Normality of H3PO4 (N1)= 0.178 N

Q: gHow many grams of sodium hydroxide (M.wt-58.5) can add to Iliter of solution mixture of 0.2M…

A: Ammonia, NH3 is a weak base and ammonium chloride or ammonium ion, NH4+(aq) is a conjugate acid of…

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 would u prepare 10ml of a 0.25% m/v HCI solution of 1% m/v HCI was available? How much 1% m/v…

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Q: b. Calculate the boiling point of a solution made by mixing 25.56 grams of solid naphthalene (C10H8)…

A: Given: Mass of C10H8 dissolved = 25.56 g. Volume of CCl4 = 250 mL.

Q: Explain in detail to a friend the steps necessary to make a quantitatively correct solution of…

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Q: 5. Assume you have a 3.60m solution that depressed the freezing point of the solution by 0.851°C.…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

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: d) Which salt is least soluble at 50°C e) What term best describes a solution that contains 10g of…

A: The maximum amount of solute that can be dissolved in a particular amount of solvent is known as…

Q: What is the molality when a 0.75 mol is dissolved in 2.50 kg of solvent?

A: To solve this question, use the molality formula and calculate molality for given solution.

Q: Tartaric acid has Mr-150g/mol. How many grams of tartaric acid are there in 200mL of 0.25M solution?…

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Q: Vhich of the following is a CORRECT charge balance expression for a 0.10 M aqueous solution…

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Q: How many grams of sodium chloride required to pre pare loc ppm Sodinm in 250 ml of solution 2 Ans. s…

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Q: 3) When 0.279 g of a molecular compound, benzoic acid, was dissolved in 43.0 g of benzene, the…

A: The molecular weight of the benzoic acid is to be calculated.   The depression in freezing point is…

Q: You have a selution.containing 135-29 of waiter. what volume of this solution, in mi, would to make…

A: Mass of KBr=135.2 g Molar mass of KBr=119 g/mol The volume of the solution=2.3 L Moles of…

Q: Fonacha of 5.50mol/L.whet. A stock solution has a "concentrdion volune ef this stock Solution is…

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Q: 15.00 ml of a H3PO4 solution required 21.45 ml of 0.125 N NaOH fpr complete neutraliztion. calculate…

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Q: A student wishes to prepare 100ml of an aqueous solution of concentration 6mol/L HCI, using 12mol/L…

A: We have to predict procedure for making solution of given concentration.

Q: nsity of thiophene (C4H4S) 065 g/mL. A solution is mad dissolving 10.0 mL of ophene in 200.0 mL of…

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Q: Describe the preparation of 200 mL of 0.25 M HCl, starting from a concentrated HCl solution (12.00M)

A: Given: V1=200ml M1=0.25M M2=12.00M To find: V2 Formula: The normality and molarity for HCl are the…

Q: milliters of a 2.50 M K2SO4 solutions to obtain 1.20 moles of K2SO4

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Q: How many milliequivalents of potassium would be supplied daily by the usual dose (0.3 mL three times…

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Q: The 08malic presqune associated welh salution in ä dialysis bag is 10.8 atma 25°C. What…

A: Given: Osmotic pressure of glucose = 10.8 atm Osmotic pressure of NaCl = 3×10.8 atm Temperature =…

Q: If a 5.00L of a 5.0M solutin sodium chluride CNCCI) is Ciluted to a volume cÁ 10.0L. what is the new…

A: We know the dilution  equation: => M1V1 = M2V2 where, M1 is the  concentrated molarity V1 is the…

Q: Q2: Prepare 250ml of solution contain 5ppm of Ca from CaCO; and 5ppm of Pb from P6C1,?

A: Here is your solution

Q: What is the molarity of a 1500ml solution containing 0.315 moles of NaOH?

A: Given :-  No. of moles of NaOH = 0.315 mol  Volume of solution = 1500 mL  To find :-  Molarity of…

Q: Solution ñ0,0 ml ML O1015 M 01015 M of 十he ution by equafion)

A: Part a: Number of moles of HCl solution = 0.015 M × 0.05 L = 0.00075 mol Number of moles of NaOH…

Q: pentane is an organic liquid with a density of 0.626g•mL^-1 that is commonly used as a solvent. What…

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Q: 1) How much (in grams) urea [CO(NH,),] must be added in 550 g of water to prepare 1.50 m solution?

A: molality of Solution = Moles of Solute / mass of solvent in kg   From this relation we can calculate…

Q: What the molality of 9. is solution con taining | 20 g a of Nacl of 745 9 and w ater

A: Given: The mass of NaCl (sodium chloride) is 120 g The mass of water is 745 g

Q: a.) Calculate the molarity of solution of sodim sulfate that contains 5.2 grams sodium sulfate…

A: Molarity (M) of the compound can be described as the moles of solute that can be dissolved per litre…

Q: I have 100 mL of 5M HNO3. What will the concentration be when I dilute it to 1 L ?

A: Given 100 mL of 5M HNO3 diluted to 1 L  We have to determine concentration of diluted solution