Question 1

Hair colorings that gradually develop hair color

Accepted Answer

A) have chemistry similar to other permanent hair dyes. 
B) contain lead compounds that react with hair to form black lead sulfide. 
C) are dilute solutions of black paint. 
D) react with hair to reform melanin and phaeomelanin. 
A) have chemistry similar to other permanent hair dyes. 
B) contain lead compounds that react with hair to form black lead sulfide. 
C) are dilute solutions of black paint. 
D) react with hair to reform melanin and phaeomelanin.

Question 2

The top note of a perfume

Accepted Answer

A) is the odor of perfume when it is first applied. 
B) is the least volatile component. 
C) contains musky odors. 
D) has the least pleasant odor. 
A) is the odor of perfume when it is first applied. 
B) is the least volatile component. 
C) contains musky odors. 
D) has the least pleasant odor.

Question 3

Automatic dishwashing detergents are

Accepted Answer

A) similar to detergents for hand washing. 
B) relatively strong bases. 
C) relatively strong acids. 
D) safe for hand washing of dishes. 
A) similar to detergents for hand washing. 
B) relatively strong bases. 
C) relatively strong acids. 
D) safe for hand washing of dishes.

Question 4

The major advantage of LAS detergents over ABS detergents is that they

Accepted Answer

A) are effective in hard water. 
B) are soil based. 
C) are biodegradable. 
D) lack phosphates. 
A) are effective in hard water. 
B) are soil based. 
C) are biodegradable. 
D) lack phosphates.

Question 5

What happens when chlorine bleaches are used on polyester fabrics?

Accepted Answer

The answer of What happens when chlorine bleaches are used...

Question 6

Cationic surfactants are not good detergents but are used mainly for their ________ action.

Accepted Answer

A) cleaning 
B) menthol 
C) germicidal 
D) darkening 
A) cleaning 
B) menthol 
C) germicidal 
D) darkening

Question 7

Household ammonia solutions are

Accepted Answer

A) acidic. 
B) basic. 
C) neutral. 
D) oxidizing agents. 
A) acidic. 
B) basic. 
C) neutral. 
D) oxidizing agents.

Question 8

Which is NOT a cosmetic?

Accepted Answer

A) antidandruff shampoo 
B) lipstick 
C) blush 
D) perfume 
A) antidandruff shampoo 
B) lipstick 
C) blush 
D) perfume

Question 9

People with red hair have lots of

Accepted Answer

A) melanin. 
B) phaeomelanin. 
C) chlorophyll. 
D) none of these 
A) melanin. 
B) phaeomelanin. 
C) chlorophyll. 
D) none of these

Question 10

What is the chemical difference between paraffin and other waxes?

Accepted Answer

Paraffin is made up

Question 11

Floating soaps are

Accepted Answer

A) composed of short chain fatty acids. 
B) composed of branched chain fatty acids. 
C) blown with air during processing. 
D) detergents. 
A) composed of short chain fatty acids. 
B) composed of branched chain fatty acids. 
C) blown with air during processing. 
D) detergents.

Question 12

People with blonde hair have ________ pigment(s)in their hair.

Accepted Answer

A) very little 
B) melanin 
C) phaeomelanin 
D) melanin and phaeomelanin 
A) very little 
B) melanin 
C) phaeomelanin 
D) melanin and phaeomelanin

Question 13

What is the difference between a skin cream and a skin lotion?

Accepted Answer

Skin cream and skin lotion are both type

Question 14

A commonly used abrasive that is NOT used in toothpaste is

Accepted Answer

A) sugar. 
B) calcium carbonate. 
C) calcium hydrogen phosphate. 
D) calcium pyrophosphate. 
A) sugar. 
B) calcium carbonate. 
C) calcium hydrogen phosphate. 
D) calcium pyrophosphate.

Question 15

Fabric softeners are

Accepted Answer

A) potassium salts of long chain fatty acids. 
B) oxidizing agents. 
C) quaternary salts with two long carbon chains and two smaller chains on the nitrogen. 
D) nonionic surfactants. 
A) potassium salts of long chain fatty acids. 
B) oxidizing agents. 
C) quaternary salts with two long carbon chains and two smaller chains on the nitrogen. 
D) nonionic surfactants.

Question 16

Quaternary salts with two long carbon chains and two smaller chains on the nitrogen are used as

Accepted Answer

A) bleaches. 
B) analgesics. 
C) fabric softeners. 
D) weed killers. 
A) bleaches. 
B) analgesics. 
C) fabric softeners. 
D) weed killers.

Question 17

The color of human hair depends partly on the ratio of

Accepted Answer

A) cortex to cuticle. 
B) melanin to phaeomelanin. 
C) cystine to cysteine. 
D) sebum to lanolin. 
A) cortex to cuticle. 
B) melanin to phaeomelanin. 
C) cystine to cysteine. 
D) sebum to lanolin.

Question 18

Sodium carbonate (Na₂CO₃)and potassium carbonate (K₂CO₃)react with water to form an alkaline solution that has detergent properties.These compounds are present in

Accepted Answer

A) detergents. 
B) lye based soaps. 
C) saponins. 
D) plant ashes. 
A) detergents. 
B) lye based soaps. 
C) saponins. 
D) plant ashes.

Question 19

Water softeners

Accepted Answer

A) remove "hard" ions. 
B) destroy "hard" ions. 
C) modify "hard" ions. 
D) Water softeners do all of the above. 
A) remove "hard" ions. 
B) destroy "hard" ions. 
C) modify "hard" ions. 
D) Water softeners do all of the above.

Question 20

A perfume's fragrance is just a bit too sweet and flowery.The perfume chemist might add some

Accepted Answer

A) menthol. 
B) more top note. 
C) musk. 
D) ethanol. 
A) menthol. 
B) more top note. 
C) musk. 
D) ethanol.

Exam 21: Household Chemicals

Hair colorings that gradually develop hair color

The top note of a perfume

Automatic dishwashing detergents are

The major advantage of LAS detergents over ABS detergents is that they

What happens when chlorine bleaches are used on polyester fabrics?

Cationic surfactants are not good detergents but are used mainly for their ________ action.

Household ammonia solutions are

Which is NOT a cosmetic?

People with red hair have lots of

What is the chemical difference between paraffin and other waxes?

Floating soaps are

People with blonde hair have ________ pigment(s)in their hair.

What is the difference between a skin cream and a skin lotion?

A commonly used abrasive that is NOT used in toothpaste is

Fabric softeners are

Quaternary salts with two long carbon chains and two smaller chains on the nitrogen are used as

The color of human hair depends partly on the ratio of

Sodium carbonate (Na₂CO₃)and potassium carbonate (K₂CO₃)react with water to form an alkaline solution that has detergent properties.These compounds are present in

Water softeners

A perfume's fragrance is just a bit too sweet and flowery.The perfume chemist might add some

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