Propose a practical use where you might want to use an indicator to determine the pH of a solution in a biological system.
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Q: Write a detail note on how to use a spectrometer to determine the concentration of glucose in an…
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A:
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Q: Explain how to determine the molarity of a potato.
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Q: Write
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Q: Describe how different types of solutes dissolve in water. Explain whata solution is.
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Q: Predict the pH of a sample of water if Kw were 10−10 or 10−20.
A: Kw is the equilibrium constant, which is denoted from the formula Kw = [H3O+] [OH-] = 10-14…
Q: Explain what a pH indicator ( in general, not just an essay) and how pH indicators work
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Q: Why are buffers important in a biological system such as your body? Give reasons in your own words…
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Q: Compare and contrast an acid from a base.
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Q: Explain why water is an excellent solvent.
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Q: Base on the data below, what type of lipid is being present in the sample?
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Q: Describe the composition of a salt and explain the ways in which salts are important in organisms.
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Q: Explain the practical application of knowing the charge of ions? Cite feasible example.
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Q: They counted the number of spatuals of sugar or salt added to the water until no more would…
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Q: Determine the effect of temperature changes on the solubility of a solute in a solution.
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Q: sing the graphic above, answer the following questions. Vhich of the substances above has the…
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Q: Make a schematic diagram of the procedure of Barfoed's Test which is also a test for reducing…
A: Barfoed's test is a qualitative test for carbohydrates. This test is done mainly to distinguish…
Propose a practical use where you might want to use an indicator to determine the pH of a solution in a biological system.
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- Give written answer with explanation and conclusion A methodology that measures the intensity of light that passes through a solution of ag-ab complexes at a 90°angle from the light source is called: A. Spectrophotometry B. Fluorometry C. Turbidimetry D. NephelometryWrite a short note on how to use a spectrometer to determine the concentration of glucose in an unknown solution. Mention how you will calibrate the spectrometer for this purpose. *Why are buffers important in a biological system such as your body? Give reasons in your own words and and supply examples to illustrate your answer.
- Compare and contrast an acid from a base.Using the chart below can you help me answer this question? For what purpose did we use standard solutionsThey counted the number of spatuals of sugar or salt added to the water until no more would dissolve. Why was not an accruate method of measuring how much sugar or salt they added?
- Choose the combination of answers that most accurately completes the statement. A chemical with sporicidal properties is a. phenol c. quaternary ammonium compound b. alcohol d. glutaraldehydeWrite a detail note on how to use a spectrometer to determine the concentration of glucose in an unknown solution. Mention how you will calibrate the spectrometer for this purpose.Describe in detail an experiment you could conduct to test whether another substance could replace water.
- Name one spray cleaner your family uses. Google “What is the pH of _________?” Find a source that tells you the pH of the spray cleaner your family uses. Copy and paste the link for one source in this box. Use information from the link to answer the questions below.Design an experiment to show how you can use Benedict's solution to quantify the presence of a carbohydrate by showing your calculations and results interpretations.When reacted, how does the use of potassium (K+) vs sodium (Na+) change the soap product? Question 26 options: Na+ adds jasmine fragrance and K+ adds a rosemary fragrance to the soap. K+ produces harder, moldable soaps into shapes and Na+ produces softer, liquid soaps. There is no difference between the two cations. Na+ produces harder, moldable soaps into shapes and K+ produces softer, liquid soaps.