Will heating beef tallow in the presence of acid instead of base produce soap?Explain.

Q: Supposed you are in a chemistry laboratory gave you a 500 ml Erlenmeyer flask containing 200 ml of…

A: As per the given data -  Mixture A contains NaCl solution whereas Mixture B contains the remaining…

Q: How can you explain positive deviation as solution is prepared by mixing cyclohexane and ethanol?

A: Ideal solution is the solution in which the molecular attractive forces between molecules of each…

Q: 31. Which is the best procedure to follow if a student spills several drops of concentrated…

A: Some of the preventive measures to be taken by student while working chemical laboratory. Keep the…

Q: Q1: What are the roles of covalent bonds and weak bonds in physiology? Which type of chemical bond…

A: Covalent bond is formed by share of electrons .It can be polar and non polar.covalents bonds are…

Q: 12.30g of a highly purified protein was dissolved in 260mL of water. At 50°C, the solution exhibited…

A: Given data,  mass of protein=12.30 g  molar mass=?  V=260 ml =0.260 L  T= 50 °C = (50+273)K =323 K…

Q: Two shipwreck survivors were rescued from a life raft. Onehad drunk seawater while the other had…

A: As per the given question one survivors has drunk sea water while other has not.

Q: What will be the conclusion to the experiment of solubility of the sugar is dissolved in normal…

A:

Q: Is dehydration/ hydration of CoCl2 a chemical or physical change? and why?

A: In a physical process, molecules of a substance do not lose identity and the structure of molecules…

Q: Prepare 150 mL of a 3% agarose gel solution. Specify the following quantities necessary for this…

A: Formation of Agarose gel is a technique used to separate various macromolecules.

Q: A freshman recorded the temperature of their final solution in "the neutralization of hydrochloric…

A:

Q: Defi ne moist and dry heat, and explain their modes of action and relative eff ectiveness.

A: A temperature higher than the normal is essential for microbial growth is microbicidal. In dry heat,…

Q: Acrylonitrile and ethyl acetate have the same boiling point: 77.2ºC. In one to two sentences,…

A: Given information, Boiling point of Acrylonitrile and ethyl acetate are same i.e. 77.2°C.

Q: Decaffeinated coffee is produced by extracting the caffeine from coffee with a solvent. Initially…

A: CH2Cl2 solvent was used for extracting caffeine from coffee.

Q: 10. Normal Saline: Purified Water:

A: Normal Saline is what we call isotonic meaning it has the same concentration of sodium and other…

Q: How do attractive forces between like molecules compare with attractive forces between unlike…

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

Q: Enumerate some uses of soap and detergent at home. What are the conditions that favor the use of…

A: The chemical compounds that can be used to clean clothes by removing oil or dirt from it are called…

Q: Describe how we would make the following solutions: (a) 500.0 mL of a 5.32% w/w H,S solution in…

A: (a)

Q: Which would you expect to be more effective as a soap,sodium acetate or sodium stearate? Explain.

A: Soaps, are by definition ,salts consisting out of a non polar 'tail' and polar 'head'. They work in…

Q: In the process of distillation of a mixture of acetone and water, how does the composition of the…

A: Given: Mixture of acetone and water  To Find: which will be distilled first in the mixture.…

Q: Explain the formation of scum when hard water is treated with soap.

A: Concept introduction: Soaps are sodium or potassium salt of long chain fatty acids, produced by a…

Q: Describe the following processes:(i) Dialysis(ii) Tyndall effect

A: The solution is made of solute and solvent. The solvent is the major part of the solution hence…

Q: V/If the concentration of Ca is 56.4 mg/L and of Mg is 8.8 mg/L in water, what is the total hardness…

A:

Q: How do sodium ions in NaCl affect the sollubility of soap in water?

A: We need to know that soaps are the sodium salts of fatty acids. Ends of the soaps are hydrophilic…

Q: What are emulsions? Name an emulsion in which water is a dispersed phase.

A:

Q: Give good hand written explanation Asap What volume of concentrated hydrochloric acid solution…

A: Given that -  Number of moles of hydrochloric acid solute = 2.1 mol  We know that most Concentrated…

Q: If you performed this experiment using MgCl2 as the solute would the molar concentration of MgCl2…

A: Solution                          Given that  Explain                  this experiment using MgCl2…

Q: What weight of HCl is present in 30mL of hydrochloric acid of specific gravity 1.19 and contains…

A:

Q: Write the chemical reaction for the incongruent dissolution of spodumene.

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Q: Which of the following is true about TOTAL WATER HARDNESS? A sulfates of Ca²+ and Mg²+Ca and Mg that…

A:

Q: As1   in a soap making procedure, what will 41.5g of NaOH solution, and 96% of fats do to the…

A:

Q: What is the function of Brine in soap making?

A: Brine is a concentrated solution of salt in water.itvis added to lye solution to provides extra…

Q: On a soap molecule, identify which end is known as being polar and which end is known as being…

A:

Q: What property determines if a compound will be found in the orgamnic layer or aqueous layer?

A:

Q: In the preparation of 1,200 mL of 70% alcohol from stock absolute alcohol solution, what is the…

A: Here we will consider v/v % concentration, i.e. 70 % alcohol solution implies out of 100 mL solution…

Q: What are the answers for these questions? 2.Why are there bubbles escaping from the open end of the…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Which substance performs better in hard water, soap or detergent? Explain your answer.

A:

Q: Which compound is not extracted from sea water ?industrially A- Mg compounds

A: Which compound is not extracted from sea water industrially?

Q: MODIFIED TRUE OR FALSE Write the correct word to make the statement true if it's false 1. The…

A: Correct statement 1) the formation of black smoke upon combustion of hydrocarbons indicates…

Q: Why does micelle formation take place when soap is added to water? Will a micelle be formed in other…

A: When we will add soap in water. There are two ends of soap molecule, one end is hydrocarbon chains…

Q: What made the pepper above the water move upon the addition of the dishwashing liquid?

A: This is all because of Surface tension which is the property of the surface of a liquid that allows…

Q: Obtain the values of vapor pressures of alcohol, water, and glycerin at a room temperature of 20 C.

A: Vapour pressure is defined as the equilibrium of pressure of a vapour above its solid or liquid…

Q: Why don’t soap micelles coagulate and form large glob-ules? Is soap more effective in freshwater or…

A: The cleaning agents that are made by reacting alkali like sodium hydroxide with some naturally…

Q: e amount of urea in ppm [parts per million] pre ntaining 55 % by mass of solvent is

A: Given: Concentration of solution = 55% by mass of solvent To Calculate: Amount of urea in ppm