EXTRACTION OF A PURE METAL FROM A METAL ORE closely follows one method of making copper metal in the industry. Imagine doing this reaction on a much larger scale (thousands of tons a day instead of a few grams). What effects could this process have on the environment?

Q: When the organic compound C9H18 is burned in air (with oxygen) the products are carbon dioxide and…

A: C9H18 is an example of alkene as it follows the general formula CnH2n. The process when it burned…

Q: On the basis of what you observed between carbon dioxide and the glowing splint, explain how CO2…

A: We have to tell how CO2 fire extinguisher works

Q: What are preservatives?

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Q: write a summary on Production of inorganic light-harvesting materials for solar cells

A: A solar cell is an electrical device which converts the light energy directly into electricity by…

Q: Which area in a home or another building would be the most likely to harbor asbestos? the attic of a…

A: Asbestos are naturally occurring mineral fibrous silicate. It is resistant to heat and corrosion due…

Q: In addition to filling in the blanks below, show all of your work for this problem on paper for…

A: The details solution for this is provided below in attach image.

Q: Pu-241 could be used for nuclear fusion in galvanic cells for fuel cells in a conventional nuclear…

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Q: Which of the following are chemical changes?         mold Distillation of Salt Water Cutting Fabric…

A: In chemical changes two or more substances combine to obtain a new substance which is totally…

Q: (a) Discuss how the hard water can be serious issue for the domestic and the industrial usage?…

A: Issues- =>Hard water is unfit for washing as it is difficult to form lather with soap. ( wasting…

Q: Which toxic substance is often used to extract gold and results in harmful environmental effects?

A: Metallurgy :- The extraction of metals from their minerals by applying different techniques is known…

Q: -what is the Definition of surfactant ?  2- The role of surfactant in nanomaterial ?

A: Surfactants are compounds that lower the surface tension between two liquids, between a gas and a…

Q: a) State and describe a specific potentially harmful chemical substance from the topic. b) Explain…

A: Sufur dioxide (SO2 ) are produced when Sulfur containing fossil fuel is burnt. It is a gas that is…

Q: Which is NOT a means of chemical degradation of materials? attack by oxidation or reduction attack…

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Q: Why do certain microbes oxidize ammonium and sulfide? How do these processes affect soil fertility?

A: Soil fertility of a land determines the capacity of soil to provide essential nutrients required for…

Q: A book like in the picture below contains writings and pictures made by black or colored ink. The…

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Q: Which one of the following statements is not true to the green chemistry philosophy? *       A-…

A: The given statements are, A- Maximising the atomic economy.   B - The use of high…

Q: Which of the following is FALSE regarding water treatment?   Disinfection is carried out using…

A: Water disinfection is the removal of unwanted materials from the waste water or unhealthy water to…

Q: (10) You have 4 powdered samples, A, B, C, & D. One sample contains fullerenes, C16 to C70. Another…

A: Samples A= Fullerenes+ C16 to C70B = Nano diamondC = C60+carbon nanotubesD = graphite+ graphene

Q: Calculate how many grams of CO2 can be released as a result of thermal decomposition of a 1.204 gram…

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Q: Name 5 synthesis methods that can be used for cobalt(II)sulphate. Only name the different methods

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Q: Write out the Kroll Process and the Mond process. What are they used for and why? (Inorganic…

A: The Kroll process is a pyrometallurgical industrial process used to produce metallic titanium from…

Q: Choose which waste disposal container you should dispose of the unused 0.1 M FeCl3 solution. A acid…

A: Answer Which waste disposal container you should dispose of the an…

Q: Life-cycle assessment (LCA) is defined as the study of resource consumption, emissions, and their…

A: Now LCA is basically concerned with the effects on the environment and the energies released or…

Q: Explain how EDTA can be used to clean up a water source contaminated with heavy metals?

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Q: Which compound is a common components of air pollution in the upper atmosphere to protect life on…

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Q: What are Inclusion compounds? Draw an example.

A: Compounds are composed of one or more molecules or contains different atoms in different…

Q: We get some fuels by drilling into the earth and others by mining. Match the fuel to its method of…

A: Methods of removal of fuels

Q: Impure nickel, refined by smelting sulfide ores in a blast furnace, can be converted into metal from…

A: Equilibrium Constant (Kc): It is the ratio of concentration terms of the products to the…

Q: a statement about the scale of plastic production and how this has changed over time using simple…

A: Two questions based on introduction to polymer that is to be accomplished.

Q: Which statement about detecting temperature is TRUE?   Nociceptors detect small changes in…

A: Incorrect options are : 1.)    Nociceptors detect small changes in temperature.    Reason :it…

Q: In the production of printed circuit boards for the electronics industry, a 0.320 mm layer of copper…

A: First the volume of Cu is calculated which then used to determine the mass of Cu.

Q: Crystal: Calcium oxalate or calcium phosphate in kidney stones If it is something harmful, what can…

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Q: Which type of resource can be produced from wood or garbage?  Biomass energy  Geothermal energy…

A: Geothermal energy is thermal energy generated and stored in the Earth Nuclear energy released during…

Q: Which of these sources of CO2 cannot be removed from making cement even when using renewable energy?…

A: CO2 emission from cement industry is one of significant source of CO2 which lead to green house…

Q: n addition to burning, what issues do fossil fuels cause in the environment? Provide examples. How…

A: Answer - Fossil fuels - Fossil fuels are made from decomposing plants and animals. These fuels are…

Q: The Ottawa Charter is increasingly used to guide the development of health promotion activities in…

A: The very first  international conference on health promotion was held on Ottawa on 1st November,…

Q: Explain why fine particles of activated charcoal can absorb more (as a filter) than large briquettes…

A: Charcoal is formed by burning carbon containing compounds under limited supply of oxygen.Activated…

Q: The salts or hydroxides of transition metals react with diols under basic conditions to form…

A: In coordination chemistry, ligands are molecules that have one or more atoms which can act as Lewis…

Q: In all roasting processes the solid material has a small particle size because.. Select all that…

A: Roasting is a step of the processing of certain ores. The ore has already been partially purified…

Q: Which ion(s) are responsible for making water “hard”? A. Na+ B. None of these ion are responsible…

A: Water is Hard because of Ca+2 and Mg+2 ions. Option "E" is correct.

Q: If Jotaro Kujo measured the amount of current that passes through a sample to measure the amount of…

A: Volumetric method is used to determine the the amount of substance by measuring the volume of…

Q: Explain why transition metal complexes are attractive materials for use as photocatalysts, as we…

A: Nowadays there are many transition metal complexes which are a new and attractive material for being…

Q: >Magnesium ions are removed in water treatment by the addition of slaked lime, Ca(OH)2. Write a…

A: Presence of magnesium ions in water is responsible for the hardness of water. So, during water…

Q: 1. Write a balanced chemical equation for each of the three possible reactions that could occur when…

A: Note - Since you have asked multiple questions, we are supposed to solve only the first question for…

Q: Explain how hardness of water affects boilers and pipelines.

A: Hardness of water affects boiler very much.  Boiler will be broken or be failed by using hard water.…

Q: What is meant by the statement, “Perhaps no other single natural resource is as influential as…

A: 1) The given statement is "Perhaps no other single natural resource is as influential as soils.”