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How many grams of aluminum can be produced by the reaction of 21.2 g of carbon in the reaction Al2O3 + 3C = 2Al + 3 CO
Endorphins: What Are They and How Do They Work?, Describe in brief the chemistry and biology of the feel-good chemical, endorphins. Also explain why the name feel good
A 125 g aluminum block at an initial temperature of 95°C is dropped into a styrofoam flask containing 150 mL of water at 20°C. What is the final temperature?
A 2 mL solution containing 1.40 uCi/mL is injected into the blood stream of a patient. After dilution, a 1 mL sample is withdrawn and found to have an activity of 2.9 * 10-4uCi. Calculate the blood volume,
For the reaction CO(g) + H2O(g) CO2(g) + H2(g), Kp = 0.64 at 900 K. If the reaction is initiated with just H2(g) and CO2(g), each at a partial pressure of 0.540 atm, what is the partial pressure of CO(g) at equilibrium
calculate the final concentration of each of the follwing 0.50 l of a 4.0 m hno3 solution is added to water so that the
The object ofthis problem is to determine V40, the required volume ofthe 40% mixture. Calculate V40 and do a degree-of-freedom analysis.
Calculate the wavelength at which this vibration will be found in the anti-Stokes scattering from a nitrogen laser(337nm).
What is the freezing point of a solution containing 5.43 grams of butane (molar mass = 58.8 g/mole) dissolved in 50.0 grams of octane? The freezing point of pure octane is 25oC and the freezing point depression constant kfp is 3.42 oC/m.
Explain why chemistry is such an important part of the study of Anatomy and Physiology. Please be sure to include specific examples of important chemical reactions as evidence of chemistry's importance to homeostasis.
The following lab requires water free conditions as well as reflux for reaction to be successful. Draw a schematic and label your reaction set up
If 0.20mL of methyl benzoate and 0.45mL of concentrated (18M)sulfuric acid PLUS 0.15mL of concentrated (18M)sulfuric acid and 0.15mL concentrated (16M)nitric acid were added together and the end product was methyl-3-nitrobenzoate
A boiler is used to heat steam at a brewery to be used in various applications such as heating water to brew the beer and sanitizing the brewing tanks. 81.0% of the heat produced by the boiler is used to create saturated steam at 18.0 bars (absolu..
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