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What is the de Broglie wavelength (in nm) associated with a 2.50-g Ping Pong ball traveling 35mph?
Name the type of coupling that happens when two atoms connected through covalent bonds transfer their energy when they ring.
What are the values of [H+], [H2PO3-], and [HPO32-] in a 3.0 M solution of H3PO3? What is the pH of the solution?
Assume that the specific heat of the substance at P=25 bar is temperature independent and equal to c_p=4.20 kJ/kg*K. Sketch the P-v and T-s diagrams of the cycle.
An electron in the n=5 level of a hydrogen atom emits a photon wavelength 1282.17 nm. To what energy level does the electron move?
Given the equilibrium pH will you have successfully reduced each metal ion level to below the MLC? Provide detailed calculations to support your answer.
Calculate the molar heat of neutralization (in kJ mol-1). The heat capacity of the calorimeter is 10 cal/g·0C.
A certain substance has a heat of vaporization of 39.17 Kj/mol. At what kelvin temperature will the vapor pressure be 6.50 times higher than it was at 325k?
A container (8.65-L ) holds two gases mixture at 31 °C. The partial pressures of gas X and gas Y, respectively, are 0.206 atm and 0.867 atm. If 0.200 mol a third gas is added with no change in temperature or volume determine the total pressure be..
how many Liters of water can be made from 34 grams of oxygen gas and 6 grams of hydrogen gas at STP? what is the limiting reactant for this reaction?
A student mixes 5.0 mL 2.00 x 10-3 M Fe(NO3)3 with 4.0 mL 2.00 x l0-3 M KSCN, and 1.0mL deionized water. She finds that in the equilibrium mixture the concentration of FeSCN2+ is 1.2 x l0-4 M.
the specific heat capacity of zinc is 0.389J/Kg, and that of water near 100 degrees celsius is 4.22J/Kg. Calculate the final temperature reached ny the zinc and water
A student performs an extraction using water and methylene chloride. Which is the top layer and which is
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