None 8- Which item is highly flammable and should be kept away from any source of flame?A. Tin foil sheetB. Isopropyl alcoholC. Graduated syringeD. Enzymatic laundry detergent13

Approach to solving the question: Analyze the question. Detailed explanation:Isopropyl alcohol, also…

Answered: 8- Which item is highly flammable and…

Chemistry for Engineering Students

3rd Edition

ISBN:9781285199023

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter2: Atoms And Molecules

Section: Chapter Questions

Problem 2.6PAE: Use the web to research the amount of PVC polymer produced annually in the United States. What are...

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Which one of the following cannot be used as a deodorant? 2. a. CaCo3 b. Zn(C17H35CO0)2 C. Al(OH)3 d. Zno Which one of the following is not a suitable disinfectant against corona virus? a. Ethanol solution b. NaAl(OH)4 solution c. Phenol solution d. NaCIO solution Which one of the following phrases is not true? a. Acidic media do not affect soapless soaps b. Synthetic detergents are stronger than soaps C. Synthetic detergents cannot be used in hard water d. Alkylbentene sulphonates are synthetic detergents Dettol is: a. Antifertility. b. Antis ptic. C. Antipyretic. d. Antibiotic. Which one of the following is not an antacid? a. Mg(OH)2 b. CH3COONa c. Milk d. NaHCO3
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References] VISUALIZATION Polyester Formation II HO-A-OH HO-C-B-C-0H ethylene glycol (A group) terephthalic acid (B group) The starting materials for this reaction are ethylene glycol and terephthalic acid. The letters A and B represent organic groups that are unreactive. What reactive organic functional group does ethylene glycol (containing the A functional group) contain? Enter its name. Check (1 of 7)
8. Organic solids are best purified by a. recrystallization b. vacuum distillation c. fractional distillation d. simple distillation
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Ans 82-84
please solve question 14
which of the following statements regarding purification by recrystallization is false? i. activated charcoal removes insoluble impurities. ii. water is the best recrystallization solvent for organic compounds. iii. slow cooling permits the exclusion of the solvent from the recrystallized solid. a. i, ii, and iii b. i and ii c. i only d. ii and iii

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8- Which item is highly flammable and should be kept away from any source of flame? A. Tin foil sheet B. Isopropyl alcohol C. Graduated syringe D. Enzymatic laundry detergent 13