How many milliliters of ethanol are in 500.0 mL of 40.0 % (v/v) ethanol?

Q: How much a drug such as Benzodiazepine would you need to weigh in order to make a 3mM and 25mM of…

A: Given,  Volume (V) = 10 mL     Since, 1 mL = 10-3L        So,.    V = (10×10-3) L                  V…

Q: What is the molarit of a solution make by dissolving 36.29 g of NaCl in 2.30 L of solution?

A: Concentration always exhibits the dissolved moles of existing solute into particular solution's…

Q: A liniment contains 15 % (v/v) of methyl salicylate. How many mL of the liniment can be made from 1…

A: The concentration of methyl salicylate in liniment is = 15 %(v/v) The volume of liniment can be made…

Q: 5) Rubbing alcohol is 70.% isopropyl alcohol by volume. How many milliliters of isopropyl alcohol…

A: Hi, since you have posted multiple questions, we will answer the very first question. Kindly repost…

Q: How many milliliters of 0.250 M NaCl solution must be measured to obtain 0.100 mol of NaCl?

A: Molarity is a term used for concentration which shows the moles of solute dissolved per liters of…

Q: . What is the molarity of a solution made when water is added to 11.0 g urea (MM=60.07) to make 100.…

A: 9.Molarity is used to express concentration of a solution.

Q: Q1/ The molarity and Normality for 250 ml of ?1.05% NaHCO3 0.05, 0.05 O 0.1,0.05 O 0.05,0.1 O

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Q: How much of 18.0 M H2SO4 stock solution do you need to prepare 500 ml of a 1.77 M H2SO4 solution?

A:

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

A: Given, Volume of solution = 100 mL = 0.1 L % (W/V) = 1.17% molar mass of Na= 23, Cl = 35.5

Q: How many mL of a solution whose % (v/v) = 45% contain 30.0 mL of solute?

A: We have to calculate volume (in mL) of a solution whose % (v/v) = 45% contain 30.0 mL of solute.

Q: If we have a 5.0 M NiCl2​ stock solution and we want to make 0.5 L of a 2.0 M NiCl2​ dilution…

A: Suppose, V mL of 5.0 M NiCl2 stock solution is required to prepare 0.5 L of 2.0 M NiCl2 solution…

Q: The number of mL of alcohol in 275 mL of 11.5% (v/v) solution

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Q: What volume of a 0.85M stock solution would be needed to prepare 4.5 L of a solution at 0.30M…

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Q: What is the mass of lead in 7.8⋅10^3  g of blood if the lead content is 0.40  ppm?

A: ppm, i.e., parts per million is defined as the mass of a solute (in milli gram) present in 1 L of…

Q: How are 4ml of 50mM CaSO4 solution prepared from a 2M CaSO4 stock?

A: Molarity (M2) = 50 mM Volume (V2) = 4 ml  Molarity (M1) = 2 M  Volume (V1) = ?

Q: How many mL of acetone are required to make a 8.98% (v/v) aqueous solution in a 50.0 mL volumetric…

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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: Budweiser

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Q: What is the concentration, in % (m/v) of a solution containing 15.0 g KCl in 600.0 mL solution?

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Q: How many mL of ethyl alcohol are present in a 50 bottle of a 70% alcohol solution?

A: The concentration of a substance can be measured in terms of VOLUME by VOLUME percentage. This…

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 milliliters of 3.0 M H2SO4 are needed to make 450 mL of 0.10 M H2SO4 solution?

A: This problem can be solved by using the following relation. M1V1=M2V2M2=0.10 M H2SO4M1=3.0 M…

Q: How many mL of 6.0 M H2SO4 solution are needed to prepare 100.0mL of 0.10 M H2SO4 solution?

A: Since the moles of H2SO4 in final 100 mL of 0.10 M solution is coming from only 6.0 M H2SO4 solution…

Q: Calculate the millimoles of solute in 2.03 L of a 0.00420 M NaCN solution. millimoles: mmol NaCN…

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Q: 10. How many mL water must be added to produce a. 625 mL of 1.00M solution from 6.00M solution?

A: During dilution, the number of moles of solute remains the same. The product of molarity and volume…

Q: Given 5.00x102g of glucose (C6H12O6), what volume in liters of aqueous 1.25% (m/v) solution can be…

A: x%(m/v) of a solution means x grams of solute is present in 100mL solution. In the given question…

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

A: Note :as per our guidelines we are supposed to answer only one question. Please repost other…

Q: A 30.00-mL sample is taken from an aqueous solution at 15°C. What volume does it occupy at 40°C and…

A:

Q: How many moles of caffeine (MM = 194.19 g/mol) are in 50.0 mL of a 0.234 M solution?

A: Given: Molarity M = 0.234 M volume = 50 mL = 0.05 L molar mass of caffeine = 194.19 g/mol   formula…

Q: How many mL of the 10.0 ppb solution in the previous problem are required to make 4.00 L of a 1:25…

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

Q: Calculate the milliliters of an 8.0% (v/v) ethanol solution that contains 20.0 mL of ethanol.

A: Given information:Volume of ethanol (solute) = 20.0 mL8.0 % (V/V) ethanol solution

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 prepare 750 mL of a 0.65 M MgCl2 solution

A: Molarity = number of moles/volume of solution (in L)   Number of moles = mass/molar mass  So,  mass…

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 many grams (of mass m) of glucose are in 245 mL of a 5.50%(m/v) glucose solution?

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Q: 1. What initial volume of a 10x SDS stock solution would you use to make a 1x solution with a final…

A: Two questions based on concentration terms that are to be accomplished.

Q: Calculate the specified value for each of the following solutions: a.) Calculate the number of…

A: a) Given that the concentration of the NaCl solution is 1.7 %(m/m) NaCl solution that means  1.70…

Q: How many milliliters of water are present in 250.0 mL of a 15.0% by volume aqueous hydrochloric acid…

A:

Q: If a solution contains 128 Ml of ethanol and water to make 0.452L of solution what is the (v/v)%…

A: V/V % represents the volume of solute present in the total volume of the solution. In the given…

Q: 1) Find the mass of potassium hydroxide and water needed to make a 5.80 % wt solution. 2) Find the…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Alligation Medial and Alligation Alternate. Show your complete solution. 1. How many mL of 70%…

A: Given, Concentration of alcohol = 70% and 30% Required volume of solution = 100 mL Required…

Q: What volume of water is necessary to prepare a 0.10 M H3PO4 solution using 25 mL of a 10 M stock…

A: A solution consists of solute and solvent. A solute is defined as the component present in a smaller…

Q: calculate the number of ml of 50% dextrose and the quantity of distilled water required to produce…

A: Given : % of dextrose in stock solution (Assuming volume % i.e % (v/v))  = 50 % % of dextrose in…

Q: Triton X-100 is a liquid, detergent with a molar mass of 647.0g/mol and a density of 1.07g/ml. What…

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

Q: How many grams of KCI solid do I need to make 500ml of 12% KCI solution?

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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: Barium hydroxide weighs 10 g having 171.34 g/mol, what is its van't hoff factor? what is its celcius…

A: Given:  Mass of Ba(OH)2 = 10 gm  Molar mass of Ba(OH)2 = 171.34 gm/mol  Volume of water = 500 ml

Q: How many liters of a 0.75 M solution can be made with 75 grams of lead (II) oxide?

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Q: If an aqueous solution is 3.11% (w/v) in sodium hydroxide, NaOH  how many grams of sodium hydroxide…

A: We have to find the number of grams.of NaOH

Q: If 100 grams of water is added to the solution making 200 grams, how much solute of KBr is needed to…

A: 100g of water is added to makeup the solution to 200 grams and 30 grams of KBr is needed to create a…