Choose the letters that apply: Which of the following is NOT a solution:  a. facial astringents b. preparing a milk drink c. shampoo

Q: 14. The main ingredient to make soap. 15. The organic molecules which make up your muscles, hair,…

A: Given are two questions

Q: Questions 4-7 ?

A: 4) density of liquid A hydrometer is an instrument used to measure the specific gravity (or relative…

Q: Part A a 1.50 M HCl solution prepared from 200.0 mL of a 7.0 M HCl solution Express your answer…

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Q: How many mL of 12 M NH; should be used to make750. mL of 0.400 M NH;?

A: Recall the following relation to calculate volume of ammonia       ViMi=VfMfHere,initial volume of…

Q: How many milliliters (mL) of 0.300N H2SO4  will be required to neutralize a 30.0 mL of 0.500M KOH…

A:

Q: 1. You will be using a 0.1 M solution of sodium hydroxide (NaOH) in this experiment. Calculate how…

A: Given :-  Molarity of NaOH stock solution = M1 = 1.25 M  Molarity of NaOH dilute solution = M2 = 0.1…

Q: please provide the correct solution for the following

A: Given alcohol is 2,3-dimethylbutan-1-ol

Q: need the the step by step solution     What is the volume in cubic meter of a 2 pound water?

A: Now here we need to do the unit conversion that is from pounds to cubic meter  Now  1 pound =…

Q: Describe the cleansing action of soap and detergent

A: cleansing action of both soaps and detergents results from their ability to lower the surface…

Q: What would the volume (L) of solution need to be to make a 1.5 M solution using 4mol of carbonic.

A: Given data,        Molarity of the solution = 1.5 M       Molarity=MolesLiters     So, 1.5 M = 1.5…

Q: Write a procedure explaining how to prepare a solution with a 3.45 % by weight of solid compound…

A: 3.45% by weight means 3.45 g of solute in 100 g solution. so in 100 g mass of solute is 3.45 g and…

Q: How many grams of NaCI must be dissolved in 2.50L to make a 0.214M solution

A: Molarity of a solution is termed as the number of moles of solute to the volume of solution in litre…

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: Many commercial sports drinks contain dyes. Could a beers law graph be constructed using…

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Q: A road tanker carrying an acid was involved in an accident and its contents spilled on the road. At…

A: Answer (a): When an acid are mixed in water, it will dissociate into their respective ions and…

Q: What will happen if we put a small pinch of salt into jar containing potato strips

A: We put a small pinch of salt into a jar containing potato strips has to be explained below,

Q: 11) How much 0.05 M HCl solution can be made by diluting 250 mL of 10 M HCI?

A: Dilution decreases the concentration of the solution that is same moles are distributed over the…

Q: Would you be able to check if water is hard by using a detergent?

A: Detergent is a long hydrocarbon chain of an aliphatic carboxylic acid having cleansing properties in…

Q: Just question 9 please I need a complete solution :(

A: Moles of the solution is calculated as, number of moles =mass molar massnumber of moles =3.42…

Q: milliliters

A:

Q: Which of the following are first aid measures for glacial acetic acid? Select one: a. If swallowed,…

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Q: How many milliliters of a 12M solution of HCI is needed to make a new solution that is 250 mL and…

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

Q: How would you make 1000 mL of 0.5 M HCl(aq) solution from a concentrated 5M HCl solution?

A:

Q: Enlist different types of solutions and mention 2 examples of each type from daily life.

A: In chemistry we deal with many types of solutions: Aqueous solutions Non-aqueous solutions…

Q: Why is a salt solution used in the preparation of soap

A: In this question we have to write the explanation why salt added in the solution during the…

Q: How would you prepare a 0.1M HCI solution from 10mL of a 0.5M HCI stock solution

A: Given that, Molarity of stock solution, M2 = 0.5 M Volume of stock solution , V2 = 10 mL We have to…

Q: Using a 10 mg/mL BSA protein stock solution, prepare 2 mL of a 1:10 dilution What is the…

A: Given : Concentration of BSA stock solution = 10 mg/mL Final volume of solution = 2 mL

Q: * 60% iPad 2:23 PM + openvellum.ecollege.com Search Textbook Solutions | Chegg.com 61%iPad2:20…

A: The conditions under which the process of crenation takes place are to be described.

Q: If I have a 7M HCl solution, how many mL are needed from the stock solution to prepare 98 mL of a 4M…

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Q: The pharmacist must prepare a dilute solution of an oral antiseptic of cetylpyridinium chloride,…

A:

Q: Explain the cleansing action of soap.

A: Soaps are defined as the salts of the fatty acid which are generally used as the cleanser and…

Q: In two separate test tubes, put 5 mL each of coconut oil/cooking oil. To one test tube, add 5 mL of…

A: In this activity,  5 milliliter coconut oil was taken in one test tube and 5 milliliter coconut oil…

Q: chem question 2 Describe the cleansing action of soap and detergent.

A: Since the amount of reactants are not mentioned in ques 1 so I am answering ques 2 Soap and…

Q: 25 ml of 1.0 M HCl solution will neutralize 50 ml of 0.50 M NaOH, true or false?

A: HCl react NaOH in 1:1 molar ratio

Q: Rank the following solutions from the most conductive to the least conductive. All solutions are 0.1…

A: The conductivity measure the ability of transfer of current in an aqueous solution. The transfer of…

Q: example of concentrations that are used in everyday life?

A: Concentration of a solution depicts the amount of solute dissolved in the solvent to form the…

Q: What is the complete solution please

A: Given molecule is weak base so we will use concept of pH of  weak base.

Q: How much of 0.05M HCl solution can be made by diluting 250 mL of 10M HCl?

A:

Q: How much mL of 0.155 M NaOH solution are required yo neutralize 35.0 mL of 0.250 HCL solution?

A: Given, NaOH solution Molarity of NaOH solution = 0.155 M = 0.155 mol/L Volume of NaOH solution = ?…

Q: Prepare 250 mL of 0.1 M NaOH using the 1.0 M NaOH. How many mL of 1.0 M NaOH will be needed?

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

Q: Materials Needed: salt spoon casserole/cooking pot water gla ss Procedure: 1. Put a tablespoon of…

A: The chemical formula of salt is NaCl and it is an ionic compound.

Q: I want a different solution.

A:

Q: 1.) How many milliliters of 2.3 M NaOH are needed to neutralize  8.6 mLof a 5.7 M H2SO4 solution?…

A: Neutralization reaction: The hydrogen ion of acid reacts with the hydroxide ion of a base to form…

Q: preparing a milk drink c. shampoo d. smoke e. jelly/gulaman desserts f. metal alloys g. sugar…

A: Solutions are prepared by mixing a substance in a smaller amount and another substance in a greater…

Q: Classity each of the following 0.10M solutions: Solution NACHO2 Classification NH2NH2 кон Opitions…

A: Strong Acid:- Acids that completely dissociate into ions in water are known as strong acids. Weak…

Q: 2HCl + Ca (OH02 → CaCl2 +2H2O What volume of 0.250M HCl is required to neutralize 50.0ml of…

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Q: What is the difference between analytical grade salt ( NaCl) and store-bought salt

A: Analytical grade refers to the purity of the substance. The pure substance are used in laboratories…

Q: prepare a 10% 100mL of NaCl solution.

A: It is not mentioned that should we have to prepare 10% m/v solution or 10% w/w solution. so, let us…

Q: Which portion of the detergent will dissolve dirt, say grease (oil) for example? non-polar tail, A…

A: Synthetic detergents have all the properties of soaps but actually do not contain any soap so they…