How many mL of 95 % alcohol and how much water should be used in compounding the following prescription? Rx Xylocaine 1 g Alcohol 70 % 30 mL Sig.: Ear drops

Q: Part D A solution contains 75 grams sucrose and 90. grams of water. What is the mass percent of…

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Q: In all 50 states,a person witha blood alchohol concentration of 0.080% (v/v) is considered legally…

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Q: Calculate the volume percent of 418 mL of acetone in enough water to give 1.23×103 mL of solution.…

A: Given : Volume of acetone = 418 mL And volume of solution = 1.23 X 103 mL = 1230 mL

Q: Bacardi-151 is a drink that contains enough ethanol to be a fire hazard. It has roughly around 75%…

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Q: To make 100 ml fixative solution (Methanol : Glacial acetic acid = 3:1), how many ml      methanol…

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Q: A 100 mg antifungal vial has instructions to add 6.5 mL of saline to make a 12.5 mg/mL solution.…

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Q: A concentrated ammonia solution is labelled 35% (w/w). How many grams of ammonia are in 300g of the…

A: Concentrated ammonia solution is formed by addition of ammonia to the solvent.

Q: Percentages represent grams/100m1. So a 1% SDS solution has 1 gram of the detergent SDS in 100ml of…

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Q: 20 g of compound A (Mwt=46), with vapor pressure 420 mmHg at 60°C, mixed with 15g of compound B…

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Q: Isoproterenol has a concentration of 1:200.  How much volume is needed if 2.5mg of the active…

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Q: Density of toluene- 0.86 g/ml Calculate the volume of toluene needed to make 50 mL of a 780 g/mL…

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Q: You have a 10X stock solution and need a 0.1X solution. Which combination of stock solution and…

A: To determine the correct dilution, we need to calculate the concentration of dilute solution from…

Q: What is the percent by weight (m/m) of a solution that contains 28 g NaCI disssolved in 88 g water?…

A: The percent by weight (m/m) of a solution is calculated as: m/m%=Mass of soluteMass of solution×100%…

Q: Paclitaxel is available as 300 mg/50 ml vial, Explain how to prepare paclitaxel 180 mg/250 ml Normal…

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Q: A chemist mixes 22.7 g of acetone with 38.7 g of methanol and 51.8 g of 1-bromobutane. Calculate the…

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

Q: A.. .mL of 4.2 H2C204 needs to be diluted to form 750 mL of 1.4 N H2C2O4 solution * O 260 mL O 250…

A: The normality equation is given by  N1V1=N2V2 where N1 and V1 are the normality and volume of…

Q: answer question in image  MAKE SURE ITS THE CORRECT SIGNIFICANT DIGIT PLEASE

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Q: What is the new concentration in % (w/v) of a KOH solution made by diluting 110 mL of a 6 % (w/v)…

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Q: Ethylene glycol is a common automobile and antifreeze. What mass of Ethylene glycol must be added to…

A: Note: Since you have asked multiple questions, we will solve the first question for you. If you want…

Q: true or false? Polar protic solvents solvate both cations and anions

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Q: A solution is made using 134.1 ml of phenol (density 1.090) and 500.0 ml of water (density 1.000).…

A: Given : Volume of phenol = 134.1 mL Density of phenol = 1.090 g/mL Volume of water = 500.0 mL And…

Q: 11) How many milligrams of tetrhydrozoline HCI would be used in preparing the following…

A: Percent of tetrahydrozoline HCl = 0.05%Volume of the solution = 15 mLmilligrams of tetrahydrozoline…

Q: What mass of solvent will it take to make 260 g of a 7.5% w / w solution

A: Given :-  mass of solution = 260 g  % w/w = 7.5 %   To calculate :-  mass of solvent

Q: How much of NaOH (in mg) do you need to make 33ml of a 82% (w/v) NAOH solution (Mr(NaOH) = 40.00).…

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Q: How many mL of a 28% dextrose must you dilute to 223 mL to make a 5% solution (M1V1 = M2V2)

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Q: 12. (a) How many milliliters of diluent should be added to 2 mg of remifentanil powder to create a…

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Q: Please help me answer the following question. It will be a big help, thank you! *What is the % v/v…

A: Methanol (CH3OH) - Solute for the given solution  volume of solute (CH3OH) = 10.0 ml Volume of…

Q: Potassium hydroxide dissolves readily in water due to strong solvent-solvent interactions weak…

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Q: A certain liquid X has a normal freezing point of -6.20 °C and a freezing point depression constant…

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Q: How many milliliters of stock tea is required to prepare a 1% tea solution using a 50 mL volumetric…

A: Given, Percent of tea solution = 1 % Volume of the flask = volume of the solution = 50 mL Volume (in…

Q: None

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Q: A stock saline solution with a concentration of 10% (w/v) needs to be diluted to normal saline (0.9%…

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Q: bottle contains 72 mL of vanilla extract solution.  If the solution contains 59 mL of alcohol, what…

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Q: How to prepare 250 ml of 98% H2So4 solution with a density of 1.98 g / ml? (H2So4: 98 g / mol

A: Volume of solution is 250 mL Density of solution is 1.98 g/mL Thus we calcuate mass of solution from…

Q: 2. A solution made by adding 1.63 g of K2S (MM-110.3 g/mol) to 10.0 mL of H2O has a volume at 20°C…

A: Given a solution with its volume and amount of solute dissolved in water.we are asked to calculate…

Q: Physical description of prepared stock solution (Transparency, color, turbidity, etc.) (Be concise…

A: In the given question, stock solution of L-ascorbic acid has been prepared. The concentration of the…

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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: Benzylkonium chloride solution 600 ml. make a solution such that 25 ml diluted to a liter equal to…

A: Here, ratio = 1:3000 % of solution = 12%

Q: if a disinfectant solution contains 70% alcohol by volume how many liters of solution needed to…

A: Volume percentage of a component present in solution is defined as number of parts by volume of that…

Q: Data Table Mass of Zn HCI Volume Tinitial Tfinal 0.55 g 100.0 mL 20.0 °C 23.1°C The density of the…

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

Q: 12. How would you make 250 mL of Coomassie Destaining Solution (10% ethanol, 7.5% acetic acid).

A: Given, The solution should be 250 ml of Coomassie Destaining. We have 10% of ethanol and 7.5 % of…