3. Which plastic do you think could best contain extremely corrosive material? Why? Choices: PET or PETE, HDPE, PVC, LDPE, PP, PS.

8,401 results
  1. Science

    Which option is a natural material that is not a fossil fuel? A. Cotton B. Vinyl C.Natural Gas (what I picked) D.Petroleum What must happen for a natural resource to become a synthetic material? A. It needs to be dried out B. It needs to go through a

  2. Chemistry

    1) What Physical properties, other than specific heat, could you use to help identify unknown metals? 2) Why is water an excellent material to use in a calorimeter? Density, color, resistivity (or conductitivy), melting point, crystallization. 2) water is

  3. Language Arts Conexus

    In writing, what is a conclusion?(1 point) a central idea the overall topic supporting details final thoughts about a topic Which excerpt from a concluding paragraph about banning plastic bags is written in a formal tone?(1 point) Like I said, plastic bags

  4. Science

    What does it mean that a material transmits waves?(1 point) Waves will bounce off the surface of the material. Waves will pass through the material. Waves will bend and change their direction slightly when they hit the material. Waves will stop and

  5. science

    Which statement is a good description of plastic?(1 point) A)It is a synthetic material that comes from natural resources. B)It is a synthetic material that does not come from natural resources. C)It is a natural material made from natural resources. D)It

  6. science

    all acids are not corrosive.justify this statement

  7. chemistry

    The density of a certain type of plastic is 0.89 g/cm3. If a sheet of this plastic is 10.0 m long, 1.0 m wide, and 1.0 cm thick, what is its mass?

  8. science

    wich material is the most dense air water plastic or iron

  9. Algebra 1

    Please help me with this question, Thank You. Mrs. Isabelle is making paper and plastic foam animals for her first-grade class. She is calculating the amount of wasted materials for environmental and financial reasons. Mrs. Isabelle's class is making

  10. Statistics

    A survey found that 25% of pet owners had their pets bathed professionally rather than doing it themselves. If 20 pet owners are randomly selected find the probability that between 12 and 7 pet owners, inclusive, have their pets bathed professionally.

  11. ELA

    Many experts have recommended discontinuing the use of plastic straws because they hurt the environment. In 3–5 sentences, describe how you would conduct a research project about the effects of plastic on the environment.(4 points) My Answer: Plastic

  12. math

    I am looking at following question: Anna is 1.8m tall and her pet flea is 1.8mm tall. How many times is Anna taller than her pet flea? the answer of the book is 1.8x1000/1.8=1000 but I am afraid that it is not correct. it should be that Anna is 1000 times

  13. Physics - grade 11

    The speed of light of a plastic is 1.4x10^8. What is the index of refraction in the plastic?

  14. Math

    Phoebe wen to a pet shop and saw birds and puppies. There are 18 animals in all in the pet shop. If Phoebe saw 50 animal legs on all, how many puppies and how many birds are there in the pet shop?

  15. Science

    The speed of light in a plastic material is 1.4 x 10^8. What is the index of refraction of the material?

  16. Maths

    Plastic block A has a mass of 1.2kg. Plastic block B is made from plastic with a density 40% greater than the plastic block. Work out the mass of the plastic cube. Plastic block A is 20cm by 10cm by by 5cm. Cube is 6cm. Is it 6×6×6=216 216 ×1.4

  17. ENGLISH

    You'll be alert, engrosed in the (14)material.And concentrated 100 percent. a) no change b) material, and c) material; and d) material and After reading it over and over, I think b) a comma after material would be the correct answer. I think this is a

  18. chemistry

    determine the density g/mL for a plastic material weighs 2.68 lb and has a volume of 3.5 L

  19. Mathmatics plz help

    Jamestown Builders has a development of new homes. There are six different floor plans, seven exterior colors, and an option of either a one-car or a two-car garage. How many choices are there for one home? 84 choices*** 126 choices 15 choices 42 choices

  20. com/155

    My assignment is to write a paragraph about what I've learned this week. It should contain clear and concise sentences, with correct spelling and puncuation. How do you think I did? This Weeks Material Has Changed The Way I Write This weeks material has

  21. problem solving math

    In the farm pet club pet show, 44 pets are entered. There are 3 times as many dogs as cats and half as many ferrets as dogs. How many of each are there?

  22. Crime scene chemistry

    What would happen to the denisty of a plastic sample if an excessive number of air bubbles were allowed to accumulate on the plastic surface when placed into the solution?

  23. physics

    2. The speed of light in a certain plastic is 1.88*10^8 m/s. what is the index of refraction of plastic?

  24. Physics

    A rod with cross-sectional area A and length L is made from a material with a Young's modulus of Y. This rod could be considered an extremely stiff spring with some spring constant k. Find an expression for k in terms of the other quantities.

  25. Science

    Clay is a plastic material does this imply that it is a polymer

  26. surface area

    A fruit can has diameter 5.8 cm and height 10.5 cm. A plastic label wraps around the can only in the middle. There is no plastic label on the top or the bottom of the can. What is the area of the plastic label? PLSSSS GIVE ME ANSWER

  27. Math

    Sammy's pet dog weighs 10 pounds, and his pet caterpillar weighs 2 ounces. How many ounces less does his pet caterpillar weigh?

  28. Physics

    Consider a spherical plastic shell with inner radius r=1cm, r2=2cm, and a dielectric constant K=4. The center is hollow. Free charge is bound within the plastic. The charge distribution is spherically symmetric but decays with radius, following a charge

  29. Physical Science

    A friend tell you that a refrigerator door beneath it's layer of white painted plastic, is made of aluminum. How could you check to see if this is true withoutscraping away the plastic?

  30. English

    1. The book Turtles A Complete Pet Owner's Manual has helped me learn how to take care of Pokey. 2. Don't you agree with me Wanda that a turtle makes a good pet The following sentences lack necessary periods, question marks, exclamation points, commas,

  31. chem

    3. Which plastic do you think could best contain extremely corrosive material? Why? Choices: PET or PETE, HDPE, PVC, LDPE, PP, PS.

  32. Physics

    Have you ever wondered what to do with your unused pet while on vacation? Do you feel bad about just dumping it in some airport pet kennel and showing up again four weeks later? Do you ever wonder how to keep your pet fresh longer instead of having it age

  33. chemistry

    Which of the following safety precautions is unnecessary for the 'Mass Percent of ASA' experiment? A. 1M NaOH is basic and corrosive. Skin contact should be avoided. B. Do not ingest the aspirin used in this experiment as it may be contaminated with other

  34. science

    Clay is a plastic material. Does thia imply that it is a polymer

  35. CHEM 1LB

    Which of the following safety precautions is unnecessary for the 'Mass Percent of ASA' experiment? A. Safety goggles should be worn. B. Do not ingest the aspirin used in this experiment as it may be contaminated with other chemicals. C. The FeCl3solution

  36. English

    English Are they cooks? 1. No, they are not. 2. No, they're not. 3. No, they aren't. [Are the three answers grammatical?] 4. Max isn't my pet. 5. Max's not my pet. [Is #5 grammatical?] 6. Betty and I aren't late for school. 7. Betty and I're not late for

  37. Chemistry...Help?

    I've been trying to understand these two questions and I've re-read my textbook a dozen times but I still get confused. 27, A: Which is a stronger acid - sulfuric or carbonic acid? (Answer: Sulfuric acid.) 27, B: Imagine you have two glasses. One contains

  38. operation management

    Comel Pet Store is a large pet store located in Kota Bharu. Although the store specializes in cats, it also sells fish, turtle, and bird supplies. Smart Cat, a food for cats, cost Comel Pet RM7 each. There is an annual demand for 6,000 Smart Cat. The

  39. Science- Air resistance

    A question on air resistance using the parachute experiment. Make a parachute using plastic bag as the material for the canopy of the parachute. Drop parachute from a height to test how well it works. Hope someone can help me with the following questions:

  40. physics

    Two capacitors, identical except for the dielectric material between their plates, are connected in parallel. One has a material with a material with a dielectric constant of 2, while the other has a material with a dielectric constant of 3. What is the

  41. mechanical

    The behaviour of a material is represented by the rheological diagram below. Plot the tensile plastic stress-strain curve schematically followed by a compression. Explain your result. zupimages.net/up/21/04/oycf.png

  42. Math

    1. Mailey mother brought her a pet hamster. She is keeping Montey, the hamster, in a box with a length of 8.3 in.,a width of 6in.,and a height of 5,25in. Mailey plans on covering Montey's box with contact paper. How many square inches of contact paper is

  43. Language Arts

    Which of the following statements from the editorial shows bias? A. Studies have shown the health-related benefits of pets. B. That animal depends on you. C. Thus, all pet owners are caring people. D. Everyone-yes, everyone-should have a pet. I'm really

  44. Science, math, algebra, World History

    Which material is found in asteroids? Group of answer choices A. Helium B. Carbon C. Hydrogen D. Water

  45. physics

    Certain neutron stars (extremely dense stars) are believed to be rotating at about 100 rev/s. If such a star has a radius of 10 km, what must be its minimum mass so that material on its surface remains in place during the rapid rotation?

  46. ECONOMICS

    1)A plastic surgeon thinks she can make more revenue by lowering the price of cosmetic surgery. She lowers her hourly rate from $600 to $550. If cosmetic surgery is an elastic service, is she correct in her assumption? A)Yes B)No 2)How would the elasticity

  47. Math word problem

    In a pet store the number of dogs is 11 more than 3 times the number of cats. If the pet store has 21 dogs. How many cars does it have? Question 2. In the pet store the number of birds is 10 less than twice the number of rabbits. If the pet store. Had 56.

  48. Physics

    for our lab, we had to fill a semi-circle plastic dish (with a scratch on one side) with water and find the index of refraction of water by putting a pin on one side of the dish, looking through the water, and put a pin on the other side of the dish to

  49. Chemistry

    Answer the following questions by referencing the six stress-strain curves below. (a) Which of the stress-strain curves are for materials that are purely elastic? A B C D E F You have used 0 of 2 submissions 1.0 POINT (b) Which purely elastic material has

  50. Physics

    The specific heat capacity of a material is 1200 J/(kg°C). The temperature of 3.0 kg of this solid material is raised by 6.0°C. Ignoring the work that corresponds to the small change in the volume of the material, determine the change in the internal

  51. Superglue fuming--fingerprints

    What is an amino acid? Why do they cause superglue to stick to my fingerprints on a cd when I place the cd in a plastic box covered with plastic wrap? I'm 9, so I really need just a simple answer. Thanks.

  52. English

    My favorite Pet My favorite per in the shop is a parrot, It is green and yellow. It has a long beak. It is chirping now. I like it very much. My favorite Pet My favorite per in the shop is a lizard. It is green and ugly. It has a long tail. It is creeping

  53. Chem

    . State whether each of the following samples of matter is a gas. If there is not enough information for you to decide, write "insufficient information." (a) A material is in a steel tank at 100 atm pressure. When the tank is opened to the atmosphere, the

  54. math

    In a recent survey 5/8 of pet owners say they allow their pet to go outside. Of these, 1/3 allow their pet outside without supervision. Does 5/8*1/3 express the fraction of the pet owners surveyed that allow their pet outside without supervision? My answer

  55. mathematics

    in a recent survey, 5/8 of pet owners stated that they allow their pet to go outside. Of these, 1/3 allow their pet outside without supervision. wich expression gives the fraction of the pet owners surveyed that allow their pet outside without supervision?

  56. Algebra

    Use this proportionality: A correlation V square 2/3 How much more material is needed to manufacture an industrial plastic container with twice the volume of a similar container? A manufacturer of plastic containers prices its product by the amount of

  57. English

    1. What animal do you keep? 2. What pet animal do you have? 3. What pet do you keep? 4. Which pet do you have? 5. What pet do you have? - I have a pet turtle. (Which question is suitable for the answer?)

  58. Marketing

    I have to conduct a questionnaire for a pet food delivery service. I need help in coming up with more questions. So far, I got: Do you own a dog or cat? Do you have more than one pet? How often do you buy your pet food? What brand of pet food do you buy?

  59. College Physics

    Have you ever wondered what to do with your unused pet while on vacation? Do you feel bad about just dumping it in some airport pet kennel and showing up again four weeks later? Do you ever wonder how to keep your pet fresh longer instead of having it age

  60. Stats

    A researcher uses a matched- subjects design to investigate whether single people who own pets are generally happier than single people without pets. A mood inventory questionnaire is administered to a group of 20 to 29 year old non pet owners and a

  61. Chemistry

    Material X is an organic compound that mixes poorly with water and is highly flammable. Of the following choices, material X is most likely a(n): A. Carbohydrate B. Ester C. Alcohol D. Hydrocarbon

  62. Language Arts

    These Questions Are Relating To the Story "In Praise of Companion Animals" 14. Which of the following statements from the editorial uses reason to persuade the reader? A. First of all, a pet is good for your health. B. They give love without reservation.

  63. chemistry

    which is unnecessary A. The FeCl3solution is acidic and corrosive. Skin contact should be avoided. B. 1M NaOH is basic and corrosive. Skin contact should be avoided C. all of the above

  64. science

    Why is plastic an expensive material to use?

  65. Carbon Isotopes

    I have a problem with my tree core samples. After graining them with a Wig-L-Bug, we noticed that some of the plastic material which the capsules of the Wig-L-Bug are made with was mixed with our samples turning a little dark the samples. We didn’t pay

  66. English

    I forgot to include the very last sentences of the day. Thank you very much. 1) Every week a person in Britain uses three plastic bags. They are strong and don’t disappear. They can last hundreds, possibly thousands of years. 2)They are called white

  67. Science

    Which material is the densest air,water,plastic,or iron

  68. Chemsitry

    Hello. I'm not n=sure about these answers so i was wondering if someone could check them out? 27, A: Which is a stronger acid - sulfuric or carbonic acid? (Answer: Sulfuric acid.) 27, B: Imagine you have two glasses. One contains a solution of carbonic

  69. Science

    The science teacher gave each group in the science lab a pair of wires for an investigation on electrical current.Susan noticed that the wires were made of metal,but they were covered with plastic.The wires were covered in plastic because A.plastic is a

  70. English

    1. The pet dog broke the plant. 2. The pet dog picked the plant. 3. the pet dog cut the plant with her teeth. 4. The pet dog cut the plant. 5. The pet dog felled the plant. --------------------------------- Can we use all the verbs in the sentences? Which

  71. Algebra

    you start a pet sitting service. you spend $35 on advertising. You plan to change $5 on a day to watch each pet. a) write an equation to relate your daily income y to the number of pets x you watch. b) how many days do you need to watch a pet to pay for

  72. Geometry

    If the top of the paint container is made of plastic, how much plastic is used to make the top? Assume the thickness of the plastic is negligable. Round to the nearest square inch.

  73. algebra

    0. Tell your classmates about your pet to set up the scenario for fencing a rectangle in your yard. 1. You MUST start by choosing an amount of area that you want to fence in for your pet and this MUST be stated first. What amount of area are you enclosing

  74. Chemistry

    Diarsenic trioxide is the number one source of arsenic; determine the mass of a sample of this extremely poisonous material containing 4.03x10^18 molecules.

  75. Language Arts

    Which is the best way to clarify the sentence "The few arguments against pet ownership scarely need to be mentioned"? A. Most people favor pet ownership, but the author believes that the arguments against it are strong. B. Few people can provide reasons

  76. math

    a plastic cube has 6 different faces. each face is painted either orange, yellow or green. the cube is rolled 36 times, and the results are: orange is 12, yellow is 6, and green is 18. how many faces of the plastic cube would you expect to be painted

  77. math

    a plastic cube has 6 different faces. each face is painted either orange, yellow or green. the cube is rolled 36 times, and the results are: orange is 12, yellow is 6, and green is 18. how many faces of the plastic cube would you expect to be painted

  78. geography

    hi im doing a economic project we have to pick a product and make a flow chart on it but im haveing trouble because i don't know what raw material makes plastic.

  79. Earth science project

    How do lost pet/pet ads predict earthquakes, procedure to do the project ?

  80. Criminal Justice/Domestic Violence

    The most common stalking behavior is: A. violating protective orders. B. following the victim. C. sexually assaulting the victim. D. killing the victim’s pet. My textbook mentions all choices, so I am confused.

  81. PLS HELP

    Which of the following statements is an opinion? A. a pet depends on it's owner for it's very life B.every one should have a pet c. studies have shown the health-related benefits of pets d. countless animals need homes i think it's a but im not sure

  82. Physics

    You have left your bicycle outside in the backyard for three hours on a very cold day. Now you decide to go for a ride. The metal handlebars feel colder than the plastic hand-grips because: Question 4 options: A) The latent heat of fusion of the plastic is

  83. STATISTIC

    In a study of the relationship between pet ownership and physical activity in older adults, 575 subjects reported that they owned a pet, while 1907 reported that they did not. Give a 90% confidence interval for the proportion of older adults in this

  84. Math

    look at this other chart- 36 of 200 cat owners prefer human food only, 116 out 0f 200 perfer pet food only,48 out of 200 pet owners perfer human and pet food so what percent of cat owners repoter that their cats liked either human food or pet food only.

  85. Math

    look at the chart- out of 150 dog owners 75 perfer human food only,45 perfer pet food only and 30 perfer both human and pet food. So what percent of dog owners reported their dog likes either only human food or only pet food? P(human food) = 75/150 = .5

  86. English

    This is one proposal that will definitely anger some people: Everyone should have a pet. There should be a law that makes sure everyone will get a pet or give a legitimate reason why they cannot. There are almost infinite arguments to favor owning animals,

  87. English

    This is one proposal that will definitely anger some people: Everyone should have a pet. There should be a law that makes sure everyone will get a pet or give a legitimate reason why they cannot. There are almost infinite arguments to favor owning animals,

  88. physics

    Certain neutron stars (extremely dense stars) are believed to be rotating at about 0.76 rev/s. If such a star has a radius of 10 km, what must be its minimum mass so that material on its surface remains in place during the rapid rotation? i got

  89. Personal Dimension of Education

    Select the sentence that has correct subject-verb agreement. 1. There are several forms that you need to complete when you adopt a pet. 2. There is several forms that you need to complete when you adopt a pet My answer is There are several forms that you

  90. science

    all acids are not corrosive. justify the statement.

  91. Business English

    Who is the primary audience for a company that cans and markets pet food? A. suppliers of the food product b. vetenarians and hospitals c. pet owners d. cats and dogs I say C

  92. SCIENCE

    I am confused by this question. Biodegradable plastics may not break down readily in the sea because a. Submergence in the water will protect them from sunlight b. the water will keep the plastic cool c. microorganisms will rapidly coat the plastic d. a

  93. Chemistry

    Several years ago a company invented plastic ice cubes. These were colored plastic cubes with frozen water (or another substances) inside. That way, as the solid melted, it could cool your drink, but did not dilute it with extra water (from the melted

  94. Science

    A researcher designs an experiment to determine if German Shepherds prefer pet doors that opens from the side or from the top. He installs two pet doors side-by-side in the same wall. The pet door that opens from the top is designed for pets up to 15

  95. Math

    The ratio of dogs to cats at the pet storeis 1:4. If the pet shop has 7dogs, how many cats does it have?

  96. Physics

    An optical fiber is made of a clear plastic with index of refraction n=1.6, For what angles with the surface the light remain contained within the plastic guide?

  97. math

    3 out of 5 students own a pet. 6 out of 11 students own a pet. are the results proportional? explain reasoning

  98. math!!!

    Molten plastic is injected into the centre of a circular mold of constant height, H, through a small hole. The rate of injection is such that the radius of the plastic inside the mould increases so that r(t)= 3t^2 -2t^3 where the mold has maximum radius of

  99. Chemistry

    At equal concentration which concentrated acid is the most corrosive out of hydrochloric, sulphuric and nitric.

  100. science

    I have a odd question once again. (I'm not creating a report on this) Plastic/ foam in the microwave... I have actually done this myself. I have gone and put a foam container in the microwave and heated it with food in it. (It really wouldn't be advisable

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