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 HCI is needed? How much distilled water is used?

Q: 15g of sugar was added to the 120g of 20% sugar solution, what is the percent concentration of the…

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Q: 4. How many grams of MgCl2 is dissolved in enough water to prepare 1500 mL of solution containing…

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Q: Explain how you would prepare the following dilute solutions from more concentrated ones:  200 ml…

A: Dilution of the solution: On dilution of the solution with the pure water, the mole of solute…

Q: How much of a 31.0 M hydrochloric acid solution would you dilute to prepare 50.00 mL of 4.00 M HCl?…

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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: How would you prepare 250.0 mL of a 0.150 M KCl solution from solid KCl?

A: Given  Volume     = 250 mL 1000 mL   = 1 Liter  250 ml      =  2501000Liter                  = 0.250…

Q: A HNO3 solution has a sp.gr. of 1.42 and is 70.0 % (w/w) HNO3. Express its concentration in (a)…

A: Given:        Specific gravity of HNO3 =  1.42                     Percentage w/w of HNO3 = 70.0  %…

Q: 2-An experiment call for 187ml of a0.03M HSO, solution, how many grams of liquid H SO, we need?…

A: Given, Molarity of H2SO4 = 0.03 M. Volume of H2SO4 = 187 mL. The mass of liquid H2SO4 is:

Q: What amount of 0.13 M solution can be made from a496mL 2.31 M solution? Answer should be in L

A: Given, 0.13 M solution can be made from a  496 mL 2.31 M solution.

Q: How many grams of ethanol (C2H6O) are needed to make a 0.10 m solution using 1.000 kg H2O?

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Q: How would you prepare 100 mL of an aqueous solution with 0.40 M KI? A solution  with 0.65 M NaCN?

A: Given,  a). How would you prepare 100 mL of an aqueous solution with 0.40 M KI = ? b). How would you…

Q: 4. How much sugar should be added in 2000 mL water to have 30% (w/v) sugar solution? 5. How much of…

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Q: No. of grams of 500 ml solution of 2000 ppm NaCl is 1000 2,

A: Given that  Concentration of NaCl solution = 2000ppm Volume of solution = 500mL = (500mL×1L/1000mL)…

Q: What is the molarity of a solution made my diluting 0.37 L of 2.47 M NaCl solution to 1.13 L?

A: 0.37 L of 2.47 M NaCl solution is diluted to 1.13 L solution.We have to calculate the molarity of…

Q: What is the molarity of a solution made by dissolving 20.0g of H2PO4 in 50.0mL of solution? Show the…

A: Molarity is defined as number of moles of dilute dissolved per liter of solution.

Q: 11. How many grams of water are necessary to create a 15.0% (m/m) aqueous sodium bicarbonate…

A: We have to calculate the mass of water needed.

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: What is the percent by mass concentration of NaCl in solution that is prepared by adding 15.0g lf…

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Q: 6. How much mL of Acetone is needed to make 100mL of an aqueous 30% (v/v) Acetone solution? How much…

A: Volume/volume percentage is a measure of concentration of the solution, which is the ratio of volume…

Q: How many grams of ammonium sulfite is needed to make 250.0 mL 0.500 M solution from solid?  How…

A: We know , Molarity = moles / per L of Solution By using this relation we can calculate the moles of…

Q: How much water is needed to dilute a solution of 200 ml of 0.1 M KOH so that the molarity changes to…

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Q: Be sure to answer all parts. What are the boiling point and freezing point of a 3.47 m solution of…

A: We are given naphthalene solution ,  whose molality =3.47m Boiling point of naphthalene =80.1°C…

Q: 1. What is the molarity of a solution made by dissolving 12.5 g NaCl up to 1 L of H2O?

A: Moles of NaCl is calculated as,

Q: Give good explanation Asap Thanks A solution is prepared by mixing 25 mL (0.22 mol, 16 g) of…

A: Given,  A solution is prepared by mixing 25 mL (0.22 mol, 16 g) of pentane (the solute) with 45 mL…

Q: Methane has a Henry's Law constant (k) of 9.88x10^-2 mol/(L·atm) when dissolved in benzene at 25°C.…

A: Henry's law - it is a gas law states that the amount of dissolved gas in a liquid is directly…

Q: How many mL of concentrated solution are requiered to dilute: a) 18M H2SO4 to 350mL of 5.0M H2SO4…

A: The given problem relates to dilution from concentrated stock solution , so we can use the below…

Q: 1. How many grams of glucose (C6H12 06) would you need to prepare 2.0 L of 2% glucose solution…

A: Given data: Volume of glucose solution = 2 L Concentration of glucose solution = 2% (M/V)

Q: How many mL of concentrated solution are required to dilute: a. 18M H2SO4 to 350mL of 5.0MH2SO4.…

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Q: The volume required from (12N) HCl to prepare dilute solution(0.6 N), (100ml) is

A: the answer is follows as :

Q: How would you prepare 100 ml of a 5 uM solution of ammonium nitrate (NH4NO3; Formula weight = 80…

A: The answer is given below:

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: Evaluate the ml of solute required to prepare 0.75 L of a solution prepared at 7.40% v / v

A: Concentration Term :-  % v / v  % v / v = ratio of the volume of the solute to the total volume of…

Q: A solution with 100 g of water contains 100 g of dissolved sodium nitrate at 30°C. what is this…

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Q: How would you prepare the following solutions? a. 2.0 L of 0.51 M (molar) NaOH from 1.0 M NaOH

A: When a solution of a substance with a specific concentration is to be prepared from the solution…

Q: A 100 mL-solution has 50 g KNO3 at 20oC. Would this solution be saturated or unsaturated?

A: From the given graph we can clearly sea that the solubility of KNO3  is nearly around 33g per 100g…

Q: What are the mole fraction and the mass percent of a solution made by dissolving 2.25 g of KI in…

A: Mass of KI = 2.25 gVolume of water = 0.400 LDensity of water = 1.00 g/mL

Q: 4. How would you prepare 2.5 L of a 1.0 M KCI / 20 mM NaCl solution? Molecular weights 74.6 and 58.5…

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Q: How many grams of water are necessary to create a 15.0% (m/m) sodium bicarbonate (NaHCO3) solution…

A: The required mass of water to prepare 15.0 % m/m of NaHCO3 is determined by equation (1) where…

Q: Calculate the ff: a. Calculate the boiling point of an ionic solution containing 30.0g Na2SO4 and…

A: The relation to determine the elevation in boiling point is shown below. ∆Tb=Tsb-Tb∘∆Tb=i×m×Kb The…

Q: (1) How many grams of K2SO4 are contained in 50 mL of 0.200 M? (2) How many millimoles of K2SO4 are…

A: When one mole of any compound is dissolved in 1000 ml of solution is called the 1molar solution .

Q: How would you prepare 275 mL of 0.600 M K₃PO₄ solution?

A: Given that: volume of K₃PO₄ = 275 mL = 0.275 L molarity of K₃PO₄ = 0.600 M  To prepare the 275 mL…

Q: 12 what is The percent weight of solution prepered by dissolve 5g uf AgNosin 100ml af water.

A: Mass of AgNO3 = 5g Volume of water = 100 mL Density of water = 1 g/mL

Q: How would you prepare a solution (150.0 mL) that is 100.0 µM NaCl and 500.0 µM KCl?

A: Given : volume of solution to be prepared = 150.0 mL = 0.150 L…

Q: 1- What is the weight percent of ethanol in a solution made by dissolving 5.3 g of ethanol in 85.0 g…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: How many mL of concentrated solution are required to dilute: a. 18M H2SO4 to 350mL of 5.0MH2SO4. b.…

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Q: CuSO4•5H2O Percent water in the hydrated salt?

A: The given hydrated salt : CuSO4.5H2O Molecular mass of Cu = 63.55 a.m.u Molecular mass of S = 32.06…

Q: What is the molarity of a bleach solution containing 12.5 g of NaOCl per L of the bleach? (Show full…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: How would you prepare 200mL of a 50mM tris solution using a 1M stock of tris? Be sure to include the…

A: Given, Need to prepare 200 ml solution, V1 = 200mL Molarity of the solution should be 50 mM, M1 = 50…

Q: e sure to answer all parts. solution contains 0.286 mol of NaCl dissolved in 5.46 mo) 1) What is the…

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