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Although coals is a complex mixture of substances, its elemntal composition can be approximated by the formula C135H96O9NS. Using this formula predict the amount of CO2 released from the combustion of 1.00 x 10^6 metric tons of coal. 1 metric ton = 1 x 10^3kg
Determine What is the difference in energy between the ground and excited state if the absorption spectrum of rhodopsin is centered at roughly 500. nm.? what is the probability of rhodopsin populating the first excited state At a physiological tem..
What is the molarity of a solution of silver perchlorate, AgClO4, if 3.2 moles of silver perchlorate is dissolved in 1.5 liters of water? Is it 2.133 M, 4.756 M, 4.8 M, or 4.810 M ?
Tabulate the viscosity and density of water between the temperatures of 10 degrees and 80 degrees, in one degree increments in the 20 to 35 degrees interval and in 5 degrees increments outside this interval
What is the formal charge on the indicated atom in each of the following species? sulfur in SO2 nitrogen in N2H4 each oxygen atom in ozone, O3
Concentrated sulfuric acid is roughly an 18 molar solution. To prepare 500 mLs of a 3 M solution, mLs of sulfuric acid should be.
You have 250.0 mL of a 0.56M solution of sodium acetate. How many mL of 0.50M acetic acid should be added to make a buffer of pH 4.40?
Celsius is allowed to expand into an evacuated vessel of 2.50 L volume. Does the gas do work? Explain
Why does the tertiary amine -TRIETHYLAMINE have a much lower boiling point than 1-hexanamine, (its primary amine isomer)?
What is their role in this reaction. In the case of this particular example that you watched, where would each of these ions have come from
What mass of lead sulfate is formed in a lead-acid storage battery when 1.41g of Pb undergoes oxidation
You have weighed out 520 mg of methyl oleate. Knowing that the sample you received only contains 70 % of methyl oleate, how many mmole of methyl oleate did you weigh out
The solubility of an ionic compound M2X3 (molar mass = 200. g) is 2.3 multiplied by 10-17 g/L. What is Ksp for the compound?
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