How can you prepare 250 ml, 0.1N HNO3 solution from 35% HNO3      and 1.26 g/cm3  density?

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

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Q: 2. How many L of solution do you need to make a 25 (w/v) % NaCl solution using 50.1 g of NaCI?

A: Given that : Mass of NaCl = 50.1 g (W/V) % of NaCl = 25% Volume = ?

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 12.5 % by mass solution of ethanol (C2H5OH) in water has a density of 1.225 g/mL at 20°C. What is…

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Q: A solution labeled “0.110 M CaCl2” would contain _________ mole(s) of Ca+2 and ___________ mole(s)…

A: Since we know that when CaCl2 breaks into there ions it will give 1 mol Ca+ and 2 mol Cl- in…

Q: Q1: A solution of 100 mL of 1.17 % (WV) NaCI is prepared in a laboratory; calculate the NaCl…

A: Given: Volume of solution = 100mlConcentration of  NaCl= 1.17 % w/v

Q: What volume (in mL) of concentrated hydrochloric acid is necessary to prepare 6 mL of 50% (v/v)…

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Q: To what volume should you dilute 50.0 mL of a 5.00 M KI solution so that 25.0 mL of the diluted…

A: Calculation of no. of mol in 3.05 g of KI: Calculation of molarity of KI:

Q: How would you prepare 2 x 102 mL of 0.9 M NaOH solution, starting from 5.01 M stock solution?

A: Given, 2 x 102 mL of 0.9 M NaOH solution

Q: How many mL of 5 M NaCl are required to prepare 1500 mL of 0.002 M NaCl?

A: The moles of a compound can be determined from the molarity of the compound by using the following…

Q: Can anyone please answer this? How would you prepare 5L of 0.9% solution with the given density of…

A: The mass of solute in gram present in 100 g solution is known as the mass percent concentration of a…

Q: What mass of sucrose, C12 H22 O11 , is needed to make 500.0 mL of a 0.200M solution?

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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: Calculate the molarity of 30 mL of 5% solution of sodium bicarbonate. (5% solution = 5 g of sodium…

A: We have to calculate the Molarity of solution.

Q: what is the concentration of solution in: c = 12 h = 1 o = 16. % by mass?

A: In the calculation of percentage of mass of concentration both the solute and solvent are to be…

Q: 10. How to prepare 40 ml of 25 ppm potassium solution from 0.01 M KNO3 solution? KNO3 : 100 g/mol,…

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Q: How would you prepare a 175.0 mL solution of a 0.150 M of AgNO3 solution starting with pure AgNO3?

A: Given, the volume of solution V =175.0 mL =0.175 Lconcentration of AgNO3 solution =0.150 Mwe are…

Q: What volume of 0.15 N HCl is needed to neutralise 20.0mL of a 0.35 N NaOH solution? A. 46.67 mL B.…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: How many grams of CuSO4.5H2O should be dissolved to make 500mL of 8 x 10-3M solution?

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Q: Calculate the volume (in mL) of a 1.205M stock NaOH solution needed to prepare 250.0 mL of a 0.1157M…

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Q: How could you prepare 500. mL of a 5 % m/v glucose solution from a 25% m/v stock solution?

A: 25% m/v stock solution of glucose contains 25 g of glucose in 100 mL of the solution and 5% m/v…

Q: What mass of benzoic acid (130 g/mol) is required to prepare 75.0 mL 120.0 mM benzoic acid solution?

A: Here, we have to find the mass of benzoic acid that is required to prepare 75.0 mL 120.0 mM benzoic…

Q: c) How much sodium hydroxide, NaOH, powder need to be used to prepare 150 mL of 2.0 M NaOH solution?

A: For NaOH:  Mass (m) = ? Molar Mass (MM) = 40 g mol-1 Volume of solution (V) = 150 mL = 0.150 L…

Q: How to prepare 40 ml of 25 ppm potassium solution from 0.01 M KNO3 solution? KNOS . g/mol, dn =…

A: Given that: Concentration of KNO3 = 0.01M Molar mass of KNO3 = 101.10grams Atomic mass of Potassium…

Q: What volume of a 40.0% m/v solution contains 70.0g of solute?

A: given, m/v% = 40.0 mass of solute = 70.0g

Q: Calculate number of grams required to prepare: a.     250mL of a 1.2M (NH4)2SO4 solution. b.…

A: Given, 250. mL of a 1.2M(NH4)2SO4 solution.1.50 Liter of a 4.7 x 10-2 M H3PO4 solution

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 would you prepare the following aqueous solutions?(a) 1.40 L of 0.288 MKBr from solid KBr(b) 255…

A: a) To calculate the amount/weight of solid KBr that is required to make a solution of 0.288 M in 1.4…

Q: 3. Calculate the mass of Na2CO3 that would be required to make 500.0 mL of 0.100M of Na2CO3…

A: Hello. Since more than one question has been posted, the answer of the first question shall only be…

Q: Describe how you would make 500 mL of a 3.5% (v/v) ethanol solution (m.w. = 46.1 g/mol)

A: In order to prepare 500 ml of 3.5 % (v/v) ethanol solution , we must determine the volume of ethanol…

Q: How can 100.0 ml of 1mg / ml NaCl solution be prepared from 50.0 g / l NaCl solution?

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the mole of solute…

Q: If you had only 23 g of KOH remaining in a bottle, how many milliliters of 10.0% 1m/v2 solution…

A: Introduction: Molarity: Molarity is commonly used in chemistry to express the concentration of…

Q: What volume of 1.2M solution will have 8.4g of nitric acid?

A: Molarity is defined as the number of moles of the solute divided by the volume of the solution in…

Q: How many liters of 0.88 m solution can be made with 25.5 grams of lithium fluoride

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Q: How to prepare 0.2 M 50 mL HCl solution and 100 mL 5 ppm NaCl solution? Please explain. (dHCl: 1.18…

A: Molarity is a way of expressing concentration defined as moles of solute present per liter of…

Q: What is the %v/v of a solution made from 186.1 g of ethylene glycol (density is 1.11 g/mL) in water…

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Q: How much stock solution is needed to prepare 300 mL of 1.70 M HCl from a 12.0 M HCl stock bottle?

A: Given: Concentration of stock solution, M1 = 12.0M  Volume of stock solution needed, V1 =?…

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 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: A 32.0 mL aliquot of a 38.0 wt% aqueous KOH solution is diluted to 1.00 L to produce a 0.297 M KOH…

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Q: mass of CuSO4·5H2O(s) required to prepare 100.0 mL of 0.100 M solution.

A: Molarity (M) of a solution is defined as the number of moles of solute dissolved per volume of the…

Q: 1.) How Many grams of NaOH (MW=40.0) are in 200 ml of a 0.175 M solution of NaOH?

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Q: What is the %v/v of a solution made from 141.1 g of ethylene glycol (density is 1.11 g/mL) in water…

A: % V/V = ? Mass of ethylene glycol = 141.1 g Density of ethylene glycol = 1.11 g/ml Total final…

Q: part 1How many ml of a 14M solution must be used to make 250ml of 1.75M? part 2 Water is added to…

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Q: How many mL of the 2.0M solution are needed to prepare 500 mL of 0.20 M solution? (M1*V1 =M2*V2)

A: Given values are.  M1= 2.0 M V1=? M2=0.20 M V2=500mL Formula: M1×V1=M2×V2

Q: How much (mL) 2.00 M o f H2SO4 solution is needed to prepare 500. mL of 0.500 M H2SO4 solution,

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Q: How would you prepare the following solutions? a.) 450 mL of 0.65 M CH3OH b.) 50.0 g of 0.45 M…

A: Molarity of the solution is equal to the number of moles of solute present in one liter of the…

Q: What volume (in mL) of concentrated hydrochloric acid is necessary to prepare 10 mL of 1:1 (v/v)…

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Q: What volume of 5.0 M acetic acid is required to prepare 100 mL of 0.50 M acetic acid?

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Q: What volume (in mL) of 18M H2SO4 solution is needed to make 750 mL of 1.0M H2SO4?

A: Assuming V ml is required. Hence moles of H2SO4 we are taking in V ml is given by  moles = molarity…