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Estimate the amount of solar heating that is lost as a result of using one or two tempered 1/8 in thick glass plates covering a flat plate absorber. The transmission coefficient for radiation is 2% for wavelengths greater than 3 µm and 80% for wavelengths ranging from 0.2-3 µm
The equilibrium constant for H2(g)+I2(g)->2HI at 40 oC is 20. The vapor [pressure of solid iodine at 40 oC is 0.1 bar. 12.7 g of solid iodine is placed in a 10 L vessel. What is the minimum amount of hydrogen that must be placed in the bulb to rem..
Calculate the following quantity: final volume of a 0.0521M solution prepared by diluting 24.7 ml of a 0.136M lithium carbonate with water
If Magnesium sulfate is a hydrate with the formula MgSo4**H2O 1.65grams out of a 3.38 gram sample of the pure hydrate remain after heating. Explain the formula of the hydrate
Calculate the volume of carbon dioxide at 20.0 degrees C and 0.910 atm produced from the complete combustion of 5.00 methane. Compare your result with the volume of CO2 produced from the complete combustion of 5.00 kg of propane (C3H8).
How many grams of potassium lactate (KC3H5O3) must be added to 114.0 ml of 0.5 M lactic acid in order to prepare a buffer solution at pH 3.1? The pKa of lactic acid is 3.8.
dissolving 3.00g of an impure sample of calcium carbonate in hydrochloric acid produced .656l of carbon dioxide
How do you draw this figure with dashed and solid wedges on the chirality centers (asymmetric carbons)
What are the electron configurations of the following metal ions: Fe3+, Zr4+ and Co3+?. Draw a) the high-spin electron configuration for a complex containing Fe2+ and b) the low- spin electron configuration for a complex containing Fe2+. Assume an..
Iron(III) nitrate in water solution reacts with potassium sulfide in water solution to form aqueous potassium nitrate and solid iron(III) sulfide. State a balanced chemical equation for the reaction.
Question- If the cost of both of the alcohol and carboxylic acid were prohibitive, how would you maximize the yiled of your Fisher esterification product while keeping the cost down
Cyclohexene also 2-hexyne both have the molecular formula C6H10. Explain how would you use infrared spectroscopy to distinguish between the two compounds
The maximum level that the EPA considers safe for lead air pollution is 1.5 µg / m3 . If your lungs were filled with air containing this level of lead, how many lead atoms would be in your lungs? (Assume a total lung volume of 5.50 L.)
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