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Write a custom essay on the given topic "Discuss the chemical changes in human bodies in the process of aging"
Academic requirements:
• Your work must be submitted as pages 1 -2 of pages
• Your work should be submitted in the well formats paragraph.
An aqueous solution i s10.0% glucose by mass and has a density of 1.039g/ml at 20 degree Celsius. Calculate the freezing point and the normal boiling point of this solution
For the following redox reaction, determine the oxidation states of all of the elements in the products and reactants. Which reactant is reduced and which is oxidized. Also, determine the reducing and oxidizing agents. Mg(s) + 2HCl(aq) ? MgCl2(aq)..
Describe a modern use of radioactivity.Are there nonradioactive alternatives?If so, why do we risk exposing ourselves to radioactivity if there are alternatives?
We a lot specify distance in terms of time: Chicago is 3 hours away or Bloomington is an hour away. Explain what do we mean by that. Ligt takes 500 seconds to get to earth from the sun. Explain how far is the sun
a normal mitochondrion in a normal cell (there are no inhibitors present). The amino acid glutamate can be converted into alpha ketoglutarate which then can enter the Citric Acid Cycle.
The activation energy for a particular reaction is 64 kJ/mol. By what factor will the rate constant increase when the temperature is increased from 50 oC to 80 oC
A solution is prepared by dissolving 13.4 g ammonium sulfate in enough water to make 100.0 mL of stock solution. A 12.00 mL sample of this stock solution is added to 57.00 mL of water. Calculate the concentration of ammonium ions and sulfate ions ..
your friend gives you a bottle that contains eitherhydrochloric sulfuric or phosphoric acid. she also tells you the
A solution was prepared by dissolving 1 g of NaHCO3 in 100mL of water. Explain how much anhydrous sodium carbonate, NaCO3 must be added to this solution thus that the pH of the resultant mixture is 10.33
A rare gold coin (24 karat, or 100% gold) has a mass of 25.54 g. How many atoms of gold are present in this coin
Fe3O4 reacts with CO according to the reaction Fe3O4(s) + 4CO(g) --> 4CO2(g) + 3Fe(s). If 201 grams of Fe3O4 is reacted with excess CO, what mass of CO2 will be produced?
benzene is a hydrocarbon that is commonlynbsp used as a commercial solvent. however it isnbsp carcinogenic i.e.
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