Chemistry In Focus
7th Edition
ISBN: 9781337399692
Author: Tro, Nivaldo J.
Publisher: Cengage Learning,
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Question
Chapter 6, Problem 72E
Interpretation Introduction
Interpretation:
From the label of a household item, the contents are to be written and identified.
Concept Introduction:
The labels of products show the contents of the product and some of these are organic compounds.
Shaving cream is a kind of foam. It is a cream that is applied to hair for facilitating shaving.
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Directions: Read each question carefully. Choose the letter of the correct answer.
1. Who were the first people to believe that soap-like material can treat skin diseases?
a. Babylons
2. Why did soap-making become widespread in the 18th century?
a. It was known to treat skin diseases.
b. It was used for laundering and washing with much less effort.
c. It was known as a luxurious cleaning agent among wealthy people.
d. It was used to advertise campaigns on personal hygiene and health.
3. Which of the following is NOT an ingredient in soap-making?
b. Egyptian
c. Greeks
d. Romans
c. natural raw material
d. vegetable oils
a. animal fats
b. hydrocarbon from petroleum
4. Which of the following forms scum or film when used in hard water?
a. detergent
5. What alkali can be added to make hard soap?
a. Caustic potash
6. What is the use of the hydrophobic end of the chemical composition of soap and detergent?
b. soap
c. both a and b
d. none of the choices
b. soap
c. Potassium hydroxide
d. Soda…
1. What are the safety concerns we are to observe when we use these raw materials in the production of calcium carbonate toothpaste.
a. Calcium carbonate as an opacifying and thickening agent
b. Sodium lauryl sulfate as a surfactant
c. sacharin sodium as a sweetner
d. Glycerin as a humectant
e. Spearmint oil as antibacterial and freshner
7. Statement 1: All food additives are carcinogenic.
Statement 2: Food additives must be avoided as much as possible.
A. True, False
B. True, True
C. False, False
D. False, True
8. How do thickeners improve a food product?
A. They prevent spoilage due to oxygenation
B. They increase the viscosity of a product
C. They preserve the flavor of a product
D. They keep food from drying out.
_9. It makes the food thicker by keeping oil and water mixed together.
A. Emulsifiers
C. Humectants
B. Flavor Enhancer
D. Antioxidants
Chapter 6 Solutions
Chemistry In Focus
Ch. 6 - Drawing Structural and Condensed Structural...Ch. 6 - Prob. 6.2YTCh. 6 - Drawing Structural Formulas for Isomers Draw...Ch. 6 - Prob. 6.4YTCh. 6 - Prob. 1SCCh. 6 - Which structure corresponds to CH2=CHCH3?Ch. 6 - Prob. 3SCCh. 6 - What property is characteristic of chlorinated...Ch. 6 - Prob. 5SCCh. 6 - Prob. 6SC
Ch. 6 - Prob. 7SCCh. 6 - Prob. 1ECh. 6 - Prob. 2ECh. 6 - Prob. 3ECh. 6 - Prob. 4ECh. 6 - What is vitalism? Why did vitalism become a...Ch. 6 - Prob. 6ECh. 6 - Prob. 7ECh. 6 - Prob. 8ECh. 6 - Prob. 9ECh. 6 - List four common fuels used by our society, and...Ch. 6 - Prob. 11ECh. 6 - Why are alkenes and alkynes called unsaturated...Ch. 6 - Prob. 13ECh. 6 - Prob. 14ECh. 6 - Prob. 15ECh. 6 - Prob. 16ECh. 6 - Prob. 17ECh. 6 - Prob. 18ECh. 6 - Prob. 19ECh. 6 - Prob. 20ECh. 6 - Prob. 21ECh. 6 - Prob. 22ECh. 6 - Prob. 23ECh. 6 - Prob. 24ECh. 6 - Prob. 25ECh. 6 - Prob. 26ECh. 6 - Prob. 27ECh. 6 - Prob. 28ECh. 6 - Prob. 29ECh. 6 - Prob. 30ECh. 6 - Prob. 31ECh. 6 - Prob. 32ECh. 6 - Prob. 33ECh. 6 - Prob. 34ECh. 6 - Prob. 35ECh. 6 - Prob. 36ECh. 6 - Prob. 37ECh. 6 - Prob. 38ECh. 6 - Prob. 39ECh. 6 - Prob. 40ECh. 6 - Prob. 41ECh. 6 - Prob. 42ECh. 6 - Naming Hydrocarbons Name each alkane:Ch. 6 - Name each alkane:Ch. 6 - Name each alkyne:Ch. 6 - Name each alkyne: a.CH3CHCHCH2CH2CH3Ch. 6 - Name each alkyne:Ch. 6 - Prob. 48ECh. 6 - Prob. 49ECh. 6 - Prob. 50ECh. 6 - Drawing Hydrocarbon Structures from Names Draw the...Ch. 6 - Draw the condensed structural formula for each...Ch. 6 - Prob. 53ECh. 6 - Prob. 54ECh. 6 - Prob. 55ECh. 6 - Prob. 56ECh. 6 - Functionalized Hydrocarbons Identify each compound...Ch. 6 - Identify each compound according to its functional...Ch. 6 - Identify each compound according to its functional...Ch. 6 - Identify each compound according to its functional...Ch. 6 - Propane, CH3CH2CH3, is a gas at room temperature,...Ch. 6 - Prob. 62ECh. 6 - What was the impact of vitalisms downfall on...Ch. 6 - Why do you think our society has mixed feelings...Ch. 6 - Prob. 65ECh. 6 - Prob. 66ECh. 6 - Prob. 67ECh. 6 - Any one molecule can be represented many ways. For...Ch. 6 - Explain why the formula CH3CH2CH3 cannot mean:...Ch. 6 - Prob. 70ECh. 6 - Prob. 71ECh. 6 - Prob. 72ECh. 6 - Prob. 73E
Knowledge Booster
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- What kinds of surfactants are used in today’s laundry-cleaning formulations?arrow_forwardConsult the label on a can of Drano gel (and the manufacturer's website). Which of the following is/are listed as active ingredients? Consult the label on a can of Drano gel (and the manufacturer's website). Which of the following is/are listed as active ingredients? a. NaHCO3 b. Na2SiO3 c. NaOH d. Na2CO3 e. HCl f. NaClOarrow_forward1. One common chemical contaminant that is removed from water during water treatment. How is it removed and why? Include chemical formulas and chemical reactions. 2. One chemical that is added to water during water treatment. How is it added to water and why? Include chemical formulas and chemical reactions.arrow_forward
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