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Estimate the mass of water that must evaporate from the skin to cool the body by 0.50. Assume a body mass of 85 and assume that the specific heat capacity of the body is 4.0.
chemical kinetics - determine the time taken by a reactant to reach a particular concentration knowing the rate
Derive Eh-pH equations based on the progressive oxidation of Mn to form oxides starting with metallic Mn. b) Plot these equations in coordinates of Eh and pH
If a person wished to reduce the retention time of a non-polar compound in Reverse phase HPLC, what factors might I change to reduce the non-polar compounds retention time
Construct a multistep synthetic route from ethylbenzene to (2-bromoethyl)benzene (3 reagants used)
In the determination of the MnO2 content of an ore, a 0.5261 g of it was treated with 0.7049 g of Na2C2O4 in an acidic medium. After the reaction went to completion, 30.47 mL of 0.02160 M KMnO4 was needed to react with excess oxalate. Calculate th..
Calculate the amount of heat to remove from 5 pounds of 232 degrees steam to create 5 pounds of 162 degrees water.
Summarize the relative reactivity of the Toluene, Ethylbenzene, Isopropylbenzene, tert-Butylbenzene, Cyclohexane, Methylcyclohexane compounds and propose an explanation for relative reactivity of these compounds.
A titration was set up with standard potassium permanganate solution(.020 M). A volume of 17 mL potassium permanganate was need to reach the endpoint.
Coal = 3.9% sulphur power plant while producing electricity turns coal into sulphur dioxide gas calcium oxide is used to react with sulphur dioxide and forms solid calcium sulfite coal
Today Chemistry plays an important role in our everyday lives. When you come to think about it, it is in everything that we do. Define chemistry in your own words and list at least FIVE(5) examples of how you applied chemistry today.
Calculate the amount of energy in the form of heat that is produced when a volume of 2.73 L of SO2(g) is converted to 2.73 L of SO3(g) according to this process at a constant pressure and temperature of 1.00 atm and 25.0 °C. Assume ideal gas behav..
determine the wavelength of an alpha particle with ake kinetic energy of 8.0 10-13 joules. mass ofan alpha particle
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