How much 100% acetone would you need to prepare 100 mL of 80% acetone (v/v

Q: prepare 300 mL of 0.5 M MgSO4 from a stock solution of 2.0 M of MgSO4?

A: Given: C1=Concentration of stock solution=2.0 MC2=Final Concentration =0.5 MV2=Final volume=300 mL…

Q: What is the concentration in %(v/v) of a solution with 25mL of ethanol (C2H5OH) diluted with water…

A: Solution :-   10% v/v solution means 10 ml of solute and 90 mL of solvent  here    Ethanol is solute…

Q: A solution was prepared by dissolving some acetarnide, CH2 CONH2 65.0 of pure water. The boiling…

A: Given: mass of solvent = 65.0 g = 0.0650 kg

Q: Remember that all solutions used in this experiment contain 0.50 M HNO3. What happens to the HNO3…

A: Dilution is a process via which the concentration of a solution is decreased by adding extra…

Q: When using a 50 mL volumetric flask, approximately what volume of solution should be used for each…

A: It is asked about the volume of solution used in volumetric flask to rinse .

Q: Which solvent would dissolve each solute better: C2H5OH (ethanol, E) or gasoline (C8H18, G)?  1)…

A: In chemistry, for solubility the prime rule is 'like dissolves like' This means, that a polar…

Q: Which of the following statements is written incorrectly?     Benzophenone (1.0 g) was dissolved…

A: Incorrect statement:

Q: How would you make 50mL of a solution containing 0.25M NaCl and 0.05M MgCl2, starting with solid…

A: Molarity is moles of solute present in per liter of solution

Q: How many mL of 0.10 M H2SO4 can be made from 50.0 mL of 0.25 M H2SO4?

A: M1 V1=M2 V2Here M1=0.10 M        V1=?       V2=50.0 ml      M2=0.25 M

Q: What is the %v/v of 10.0 mL of CH3OH (methanol) dissolved in water to a volume of 40.0 mL?

A: Given, Volume of CH3OH = 10 mL, Volume of…

Q: 500 mL of 1.0 M HCl solution from a concentrated reagent. Concentrated HCl is 36% (w/w)

A: The molarity of the solution is the number of moles of solute present in 1 litre of the solution.…

Q: The doctor's order is to give 200 mg Sulfisosxazole . The bottle contains 125mg / 5 ml . How much…

A: Given: Bottle = 125 mg/5 ml Total amount of Sulfisosxazole is to be given = 200 mg

Q: How would you prepare a 10% solution of the following compounds? (4) Starch (w/v, final volume = 10…

A: Since concentration in %(w/v) is given by  % (w/v) = mass of solute X 100 / volume of solution

Q: (1) To prepare a solution of 50% sulphuric acid, a dilute waste acid containing 28% sulphuric acid…

A: #Since you have posted multiple questions, we'll answer the first one. If you want any other…

Q: How would you prepare the following  a) 250.0 mL of 70% isopropyl alcohol from absolute alcohol b)…

A:

Q: How much of a 26.0 M  hydrochloric acid solution would you dilute to prepare 50.00 mL of 5.00 MM…

A: Dilution Dilution process is the process to change (decrease) the concentration of solution in…

Q: How much of a 2.0 M NaCl solution is needed to make 205.0 mL of 0.15 M NaCl solution?

A: The relation between molarity and volume of a particular solution at two different concentrations is…

Q: How much NaCl (in grams) is needed to make 0.4% solution of chlorbutanol isotonic?

A:

Q: How many grams of AgNO3 should be used to prepare 250 mL of 0.600M AgNO3 solution?

A:

Q: which of the following solutions have the highest concentration? a. 0.4 mole of KOH dissolved in…

A: Number of moles of solute present in 1 liter of solution is known as molarity of the solution.…

Q: An impure sample of  130 mg of adipic acid was dissolved in 1.0 mL of boiling water. What is the…

A: Given:  Mass of adipic acid sample = 130 mg  Volume of water = 1.0 ml  Solubility at 0°C = 0.3 g/100…

Q: How would you correctly prepare 125.00 ml of a 0.300M solution of glucose from a 2.00M stock…

A: Given Stock solution molarity ( M1) = 2.00 M Volume of final solution(V2) = 125.00 ml  Molarity of…

Q: How would you prepare 60.0 mL of 0.2 M HNO3 from a stock solution of 4.00 M HNO3?

A: The given data : The initial concentration of HNO3 = 4.00 M The final concentration of HNO3 = 0.2 M…

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

A:

Q: Dilute HCl (MW = 36.5 g/mol) contains approximately 10%(w/v) HCl. How many mL of dilute HCl is…

A:

Q: 100 mL of 0.1 M sodium fluoride d 100 mL of 0.1 M sodium fluoride uoric acid and 50 mL of 0.1 M NAOH…

A: Last two are not buffer solution because acid mixed with acid ( HF + HCl ) and base mixed with base…

Q: S-S HO HO. -N. Possib Jedi-N stormtrooperessene From the knotty Dogwood Tree? HS H- HH chasene HH но…

A: Functional nctional groups of the given compounds is illustrated in the figur with underline.  There…

Q: How much of copper sulphate pentahydrate we need to prepare 0,5L 0,1 M solution?

A: Given, Molarity of the solution = 0.1 M = 0.1 mol/L Volume of the solution = 0.5 L mass (in grams)…

Q: Find the final concentration of ethanol as a percent (v/v) when 30 mL of ethanol 50 % (v/v), 60 mL…

A:

Q: What volume of concentrated HCl (12.1 M) is needed to prepare 100.0 mL 0.750 M HCl? Select one:…

A: Given, The volume of 12.1 M HCl is required to prepare 100.0 mL of 0.750 M HCl is:

Q: How    do    you    prepare    25    mL    of    0.4%    (w/v)    cesium    chloride?

A: Dear student since you have asked multiple questions but according to guidelines we will solve 1st…

Q: How many milliliters of 9.0 M H2SO4 are needed to prepare 500. mL of 0.25 M H2SO4?

A: This question is based on Dilution equation. The formula for the dilution equation is as follows:…

Q: What molarity of HCl is needed so that 5 mL diluted to 300 mL will yield 0.2 M?

A:

Q: How do you prepare 60.0ml of 0.2m HNO3 from a stock solution of 4m HNO3?

A: Conc of stock solution is 4m Let consider vme 4m stock solution is required to prepare 60ml 0.2…

Q: How many solid ounces of methylcellulose are in 7 pints of 2 % (w/v) methylcellulose solution? Round…

A: First check the amount of methyl cellulose in given solution and then convert it in ounce.

Q: 1. Calculate the percentage concentration of 10 mL ethanol in 50 mL water solvent.

A: Given, Volume of ethanol = 10 mL Volume of water solvent = 50 mL Percentage concentration can be…

Q: How will you prepare 400 mL of 1 M H2SO4 solution using a stock solution which is 8M?

A:

Q: How to configure 0.8M n-butanol aqueous solutio

A: Zn

Q: 8. How would you make 100.0 ml of 1.0 M NAOH? 9. How would you make 500.0 ml of 0.10 M NAOH?

A:

Q: calculate the boiking point of a solution in 0.20 grams of eugenol, dissolved in 12.0 grams of…

A: Given: The mass of eugenol is 0.20 g. The mass of benzene is 12.0 g. The boiling-point elevation…

Q: GIVEN: - 500mg of ascorbic acid - 2L of distilled water - 7.5% m/v (this is the stock solution)…

A:

Q: How many milligrams of sodium chloride (NaCl; MW = 58.5) would be required to make a 50 mL total…

A: Two solutions are isotonic when their osmotic pressures are equal. Molar mass of ephedrine sulfate…

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: What volumes of Tequila (40% ABV) and fruit juice will be used to make 350mL of Margarita with 10%…

A: Given alcohol by volume in Tequila= 40%  Alcohol by volume in margarita= 10%  Volume of margarita…

Q: How would you make a 1 mL 0.8% Tween-20 solution in PBS from a 10% stock solution?

A: Tween-20 is polysorbate 20 with molecular formula C58H114O26 Its molecular weight is 1226g/mol…

Q: 2. Consider the compound X-it has a Ka of 2.5 between ether and water, You are presented with 10…

A: Kd = concentration of X in ether / concentration of X in water = (mass of X in ether / volume of…

Q: What is the melting point of a solution that is formed when 620 g of ethylene glycol (C2H6O2) is…

A:

Q: How many ml of ethenol should be mixed with 225 ml of water to make 4.5% (v/v) mixture

A: Suppose Volume of ethanol is =y ml Volume percent v/v % = [(volume of solute)/(volume of solution)]…

Q: What is the %v/v of 10mL CH3OH (methanol) dissolved in water to a volume of 40mL

A: Percent by volume = (volume of solute /volume of solution)*100

Q: Which of the following mixture will not give a neutral solution 100 mL, 0.1 M HCI + 100 mL 0.1 M…

A: When the number of moles of strong acid equals the number of moles of strong base, then the…