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Ans:(a) surfactant and cetostearyl alcohol
Emulsification is the process in which fats oils and waxes are melted together to a 70degrees.
Aqueous solution of heat stable water soluble compounds is also heated to the same temperature.
Aqueous solution is slowly added to the melted bases with continuous stirring until cool. Emulsifing agent is required to
Make stable emulsion . In this combination of surfactant and cetostearyl alcohol is used in o/w emulsion.
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This question is asked so you can see how simple HLB mixture calculations are, Oranges come in bags of 17 Apples come in bags of 5 You want the average number of fruit in a bag to be 14.6 What percentage of bags of fruit should be bags of oranges? Select one: 0 a, 60% oranges O...
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When the pH is equal to the pk, +1, the ratio of protonated (AH) to de 1:10? protonated (A) (AH:A) is 1:1, 2:1, 1:2, 10:1 or Select one: O 1:10 O 10:1 O 2:1 O 1:2
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In three sentences, describe how colloids are stabilised by ionic surfactants. Be as concise as possible while conveying maximal information ParagraphFont familyFont sizeB I US A Path: p
In three sentences, describe how colloids are stabilised by ionic surfactants. Be as concise as possible while conveying maximal information ParagraphFont familyFont sizeB I US A Path: p
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Match the surfactants to the HLB you would expect for them, using the expression: HLB 7+(hydrophilic group numbers) - 2(hydrophobic group numbers) Use the resources and table given in the lecture slides. Choose... 26 11.7 0.4 19 21.5 13.6 17.8 CH3(CH213COOK N(CH2CH,CH2OH) CH3(CH2)170H
Match the surfactants to the HLB you would expect for them, using the expression:...
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Assign the anomeric centres of the following disaccharide. OH OH он O HO OH 2 HO OH 1 OH Select one or more: a. 1-beta O b. 1-alpha O c. 2-alpha d. 2-beta
Assign the anomeric centres of the following disaccharide. OH OH он O HO OH 2 HO OH 1 OH Select one or more: a....
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The following dipeptide synthesised from proline and alanine is in protected form C) C) HO NH2 NIH O a) The conditions required to deptrotect the funcitonal groups are bj The peptide product is correcty described as Select one or more: a. a) H,/Pd 2 O b. a) so,/pyridine c.a) 1) HCI or trifluoroacetic acid then 2) NaOH...
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Nature of Transactions Kristoff Walker operates his own catering service. Summary financial data for February are presented in equation form as follows. Each line designated by a number indicates the effect of a transaction on the equation. Each increase and decrease in owner's equity, except transaction (5), affects net income. Assets Liabilities + Owner's Equity Cash + Supplies + Land Accounts Payable + Kristoff Walker, Capital...
IM HAVING DIFFICULTIES TO IDENTIFY NMR, can you please explain
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The reaction is worked up and compared to the starting material by NMR Staring material (methyl (S 2-methy-4-cxobutanoate) Product зн 러 зн H 24 3H 2H 10 PPM 2 PPM Question #14: Does it appear that the correct product has formed? Examine your reasoning type your text here For example, if you had an alcohol and an aldehyde...
For this lab you will write a Java program that plays a simple Guess The Word game. The program will prompt the user to enter the name of a file containing a list of words. These words mustbe stored in an ArrayList, and the program will not know how many words are in the file before it starts putting them in the list. When all of the words have been read from the file, the program randomly chooses one word...
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MULTIPLE CHOICE: Select the best answer for this item. For the reaction: Mg(s) + Cl2(g) → MgCl2(s) Which statement is true? O a. Magnesium is oxidized from 0 to 2+. b. Chlorine is reduced from 0 to 1-. OC. Magnesium is a reactant. O d. Magnesium is in the solid phase. Oe. All of the above.