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A 505g piece of copper tubing is heated to 99.90oC and placed in an insulated vessel containing 59.8g of water at 24.8oC. Assuming no loss of water and that the vessel has a heat capacity of 10.0 J/K What is the final temperature of the system? (specific heat capacity - c of copper = 0.387J/g•K)
What type of interaction does Ultraviolet, Visible, and Infrared regions of the spectrum have with matter?
On the previous problem set, you examined both radial wavefunctions and radial distribution functions. Do the two functions display radial nodes at the same places?
The concentration of phosphoric acid in Coke is approximately 106.0 mg/mL. Assuming phosphoric acid is the only acid in Coke, calculate the pH of a 355 mL can of Coke.
If 49.0g of H3PO4 is reacted with excess KOH, determine the percent yield of K3PO4, if you isolate 49.0g of K3PO3.
When 0.549 moles of a certain gas fill a balloon the volume is 75 mL. If enough of the same gas is added to the balloon until 1.44 moles of gas are present, what is the new volume of the balloon?
Which of the following hormones requires selenium for its synthesis?
Both the meta- and para- forms of phenylene diamine are used in the production of Kevlar and Nomex, respectively. Why is a corresponding material with similar properties not made from ortho-phenylene diamine, and why is the ortho-form of the diami..
The question in the lab is asking what percentage by mass is the calcium, chloride and water in the orginal solution for each trial. In this lab we performed two trials, in each, we added 50 mL water to 2.0 g of CaCl2.
What is the overall charge state for the tetrapeptide DREAM at physiological pH. The pK values for N-terminal, C-terminal, side chain of asp, arg, glu
The reaction of 2,2-dimethyl-1-propanol with HBr is very slow and gives 2-bromo-2-methyl-propane as the major product
what amount of methane gas is present in a sample that has a volume of 500mL at 35.o degrees celcius
if the pressure inside of the eudiometer is equalized to barometric pressure (0.987 atm), what is the pressure of the oxygen gas in the eudiometer?
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