Paragraph 30. _things that people desire.

Q: define decantation

A:

Q: Why does bread grow mold more quickly at room temperature than in the refrigerator?

A: Mold Bread Experiment has been performed to understand that why Mold grows quicker at higher…

Q: Why is this wrong?

A: There are three sterocentre.

Q: Melting the solar salt by burning natural gas and carrying this hot solar salt for 30 km. a) Which…

A: Improved molten salt technology is increasing the efficiency and storage capacity of solar power…

Q: Briefly explain what you should do before you dispose of waste or excess materials.

A:

Q: Explain Plastics and how they affect the earth and what are plastics and what are the different…

A: To find: Explain plastics How they affect the earth different types of plastics  advantages and…

Q: What might lives look like living without petroleum?

A:

Q: Currently many plastics are made from non-renewable resources, what are some of the changes that…

A: Chlorinated plastic can release harmful chemicals into the surrounding soil, which can then seep…

Q: What are the alternatives to single-use plastics? Consider their viability from both an economic and…

A: Plastic are involved in our daily life. From use and throw to heavier uses.

Q: ou never leave the Bunsen Burner unattended ? fferent types of waste generated in the chemistry labc…

A: Please find the attachment.

Q: The 'world's Ethics and quality-assurance committee' makes sure that liquor-alcohol should be made…

A: Raw materials are the unprocessed materials which are used to produce any finished products, energy…

Q: 23 Products purchased from grocery stores are dated and need to be used within a certain amount of…

A: Answer:- This question is answered by using the simple concept of preservation of food which is…

Q: While cooking, if the bottom of the vessels is getting blackened on the outside, it means that:(a)…

A: This question is based on the prior knowledge of the carbon and its combustion.

Q: Discuss this topic with a key word to remember: Non-stick cooking utensils- are they safe for us?

A: The important characteristics of non-stick utensils are to have high corrosion resistance. Hence,…

Q: Use the ethical theories discussed in this chapter to analyze the Bhopal case. Topics to be…

A: The safety, welfare,health etc are most important matter to concern. Bhopal gas tragedy is world's…

Q: What are the good titles for a community based projects?

A: There are many good titles as a community based projects some are listed below - - >  Recycling…

Q: Arrange Quick Styles ext Box Sensit 1. Making a cheese sandwich can be represented by the chemical…

A: In Q.2 Limiting reagent concept is used, limiting reagent is a reagent whose quantity is in limited…

Q: Differentiate between Polymers and Plastics? Give some examples?

A: The word polymer is the combination of two units : 'poly' and 'mers' where 'poly' means many and…

Q: What are advanced materials? Explain

A: Definition: Advanced materials are the materials which haven't been used in usual purposes, which…

Q: Finely divided, partially decomposed organic matter founc in soils is called Select one: a.…

A: Finely divided partially decomposed organic matter found in solid is called as,

Q: 1. A certain type of PVC tubing costs $1.79 per foot. What length of tubing can you buy with $50.12?

A:

Q: K goal, fc

A:

Q: g. ´N´ CI

A:

Q: Why we need artificial methods for oil and gas production, illustrate different artificial methods…

A: Answer: We need artificial  methods for oil and gas production for the better production of oil and…

Q: What is the purpose of Safety Data Sheets? Why are these important when handling common food service…

A:

Q: oil+water+soap what happening?

A: Given: A solution containing oil, water, and soap.

Q: What is a perpetual motion machine?

A: To Define: What is a perpetual motion machine?

Q: In your own words, how do synthetic plastics like polyethylene and bioplastics differ Provide two…

A: Since you have asked the multiple question we will solve the first question for you. If you want any…

Q: Haw do electric frells Madife biochemiel dteacton Ya tes ?

A: Electric field generally does not modify the biochemical reaction . Generally it fasts up the…

Q: Question No. 13. Oil spillage at workshop affects Environmenat and Equipment safety Equipment and…

A: Oil.spilage affect human society

Q: All one question

A:

Q: Most calcium supplements have calcium carbonate as the main ingredient. Other supplements that have…

A: A medication is any substance that, when absorbed, induces a difference in the physiology or…

Q: (c) methyl mercury poisoning in Minamata, Japan. (d) the 2019 Kim Kim River toxic pollution.

A: c) Methylmercury poisoning in Minamata, Japan- It was in May 1956, that  Minamata disease was first…

Q: Consider the transportation sector. What impact will new technology have on this sector during the…

A: Freight movements are improving with increased computing power, expanded distribution options, and…

Q: 4. Plastics are made from what starting material? a. plants b. animals C. petroleum or oil d. air

A: Plastics can be made from hydrocarbons that are obtained from coal, oil and natural gas.

Q: Compare the heats of combustion measured for sucrose, ethanol and aspirin and provide an explanation…

A: Interpretation - To compare the heat of combustion of sucrose, ethanol and aspirin and also provide…

Q: Why Metals are reflective or Shiny? Please cite some scientific theories, as much as possible,…

A: We need to explain why metals are reflective or shiny in terms of scientific theory

Q: a Now make a table with these headings: Item Properties of the plastic in it of this plastic this…

A: Items such as juice bottles, corrosion-resistant pipes, and wires are chosen for the given purpose.

Q: are people who use products.

A: The appropriate word is Consumer .

Q: Is the following statement true or false? If you think the statement is false, rewrite it to make it…

A: Green Chemistry  is A  Progressive  tool which produces minimum  amount of waste in the  Environment…

Q: Based on the “The Next Step in Nanotechnology (George Tulevski) by TED Talks”. Why is nanotechnology…

A: Answer -  Nanotechnology - Nanotechnology is the understanding and control of matter at the…

Q: Discuss how can nanotechnology be used in the prevention and treatment of illness?

A: Nanotechnology=Physicist Richard Feynman is known as the father of nanotechnology. It is the…

Q: 1. What are the environmental implications of nanotechnology? 2. How can you ascertain the release…

A:

Q: How should broken glass be disposed? O in the trash O in the disposal box O in the sink O in the lab…

A: Broken glass containing toxic substances is hazardous to human life. Therefore disposal of broken…

Q: a)     What are the physical characteristics or properties of perishable farm products (fruits and…

A: The perishable farm products include fruits, vegetables, fish, meat, dairy products, etc. They get…

Q: Based on density, which of these four plastics would be expected to sink in water? Note: Use the…

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If…

Q: c) methyl mercury poisoning in Minamata, Japan. d) the 2019 Kim Kim River toxic pollution.

A: Minamata disease first discovered in city Minamata, Japan. It is because of the methylmercury in…