Did the solid soap you made contain excess base? Explain how you know.
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Did the solid soap you made contain excess base? Explain how you know.
lab report on the preparation of soap (Saponification) 1. Write the reaction for the saponification of glyceryl tripalmitate with sodium 2. 3. 4. hydroxide. Why is the product of saponification called a salt? Why was ethanol added to the reaction mixture of fat and base? Do you think the solid soap that you made contains glycerol? Why or why not? Explain. 5. Describe the appearance of your soap. 6. Explain how soaps emulsify oils and fats. 7. Explain why soaps...
1. How can we prepare soap in the laboratory? 2. Explain why the soaps made by primitive method was likely to be very harsh.
Date Soap Name Partner Answer the following questions. • From the pH test, what is one property of soap that you now know? Hint: phenolphthalein turning pink indicates 2. Assume you have washed all NaOH away. 2. The Ca"? and Mg2 tests should have given a solid material with "Your Soap Solution." These solids are insoluble soap salts commonly known as "Bath Tub Scum." • From your results, what can you conclude about the hardness of our tap water? Explain...
The answer is A. Please explain how to know weak or strong base, and how to know weak and strong acid... 24. A base with kb = 1.2 x 10-9 is a base- A. weak B. strong C. anti
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Did You Know videos Watch each Did You Know video. Note the year differences 2006, 2008, 2009. What did you find interesting about each? What changed throughout the years? Does this help explain the importance of technology, particularly in a business? How so? Additional thoughts? We will watch more recent Did You Know videos as the course continues.
2) Explain why nearly all fatty acids made in animals contain an even number of carbons. (Think synthesis; 2+3-4). [1 point] 3) Detail how excess sugar is converted to fat (triacylglycerol). You need to show how each part of the fat molecule is made from glucose; use the metabolism map and arrows to trace the appropriate paths. [2 points)
soap making lab organic chem 2 Post Lab Questions 1. What is an emulsion? Which mixture was the better at maintaining an emulsion, Olland or soap, oil and water? Explain why on a molecular level. 2. How can soap remove oil or dirt from clothes? 3. What was the role of the ethyl alcohol that was originally added to the reaction mixture 4. Explain chemically what happens when soap is added to hard water and the problems can occur when...
Please, please, please explain how you did this to the level of someone who did not know physics. An object initially moving in a straight line with velocty of 5 m/s has a constant acceleration of -2 m/s. Which graph best represents the object's velocity as a function of time? time ов. ime C. time time E.
How do you know which specie in a impure solid will crystallize?