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How would you explain the term “strong acid” to someone who is not familiar with chemistry? How would you explain it to someone who is familiar with chemistry but just forgot what that term means?

How would you explain the term “strong acid” to someone who is not familiar with chemistry? How would you explain it to someone who is familiar with chemistry but just forgot what that term means?

Give a brief history of this battery. Who invented it? When was it introduced? What were its first uses? Discuss the chemistry of this battery, including all reactions and the standard cell potential.

All batteries have a few things in common. Define electrodes, anode, cathode, oxidation, reduction, and electrolyte. Choose a battery that interests you. This could be one that powers something you use every day, like your computer, or one from the past that allowed the development of a technology that couldn’t progress without its invention. Give […]

What are some organic compounds present in your home or workplace? Find at least five examples and classify them into their functional groups.

Read the following PDF: Chemistry Link to the Environment: .pdfPreview the document. What are some organic compounds present in your home or workplace? Find at least five examples and classify them into their functional groups. How do the functional groups help you to predict the properties of these compounds?

What are the functional groups present in your molecule? What are the physical and chemical properties of your molecule?

Carboxylic acids and their derivatives are used daily by most of us. We can use them in skin products, medications, clothing, food, and soaps. Carboxylic acids tend to have pleasant odors, whereas amines tend to have more pungent ones. Research a carboxylic acid, carboxylic acid derivative, or amine. Summarize the following with respect to your […]

Different people drink different amounts of tap water each day.  How much tap water does a kid in your town drink?  Calculate their fluoride intake if the water has 1ppm fluoride.

Project #6 – Flouride Discussion. (6 pts)  Respond to the question in at least 2 paragraphs explaining how you feel about adding fluoride (NaF) to drinking water. If you feed a rat LARGE amounts of fluoride (~4ppm in water), bone density increases, but fracture rates also increase indicating that the bones are heavier, but weaker.  […]

Clearly describe the connection to nuclear chemistry by including information about the specific isotopes involved (e.g. identity, half-life), the amount /type of radioactivity involved, or nuclear equations that represent the nuclear processes involved.

Nuclear Chemistry Project. Research nuclear chemistry and how radiation affects us. Please note that the phrase “the good, the bad, and the normal” does NOT indicate that nuclear power plants are “good” and that nuclear weapons are “bad.” As with all things, if we look at these through a scientific lens there are benefits and […]

With the aid perhaps of a diagram, briefly describe osmosis and osmotic pressure. Briefly describe the role of osmosis in preservation of foods such as jams or salted meats.

The pore size of membranes can be measured by using the decrease in vapour pressure of liquid nitrogen condensed in the pores (i.e. cavities) at low temperatures. Calculate the diameter of the pores in a membrane if at 80.0 K the pressure of N2 gas above the membrane is measured to be 1.310 bar. At […]

How do the curves we have seen, both in the lab and in our textbook, compare to this ideal? What can you conclude about the effect of quenching rate on hardness?

Jominy End-Quench Test. In this lab, we will perform a Jominy Test on a sample of 1018 Steel, which contains 0.18 wt % C. Our first step is to austenitize our sample, meaning that we heat it up to a temperature where the sample transforms from the BCC α-Fe to the FCC γFe, also called […]

Give justifications as to how these techniques work. Remember, in the laboratory we can use a centrifuge and then decant to isolate a liquid from a solid.

You will be developing a Qual Scheme (flow diagram) of your own. Read about what it is and refer to the example on the first page of the lab. In the following sections I will explain exactly what I need from each lab report for it to receive a satisfactory grade. Parts I & II […]

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