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Bombardment of aluminum-27 by alpha particles produces phosphorus-30 and one other particle. Write the nuclear equation for this reaction and identify the other particle.
Calculate the pressure of the sample of gas trapped in the open-tube mercury manometer, if the atmospheric pressure is 746 mmHg and h=8.9 cm
How is the number of unpaired valence electrons in an atom related to the number of bonds that the atom can form
carbon tetrachloride is a useful solvent for both IR absorption and Raman spectroscopy because it has few vibrational modes
Explain what is the formula for the complex formed from chromium (III) four moles of water, as well as 2 moles of chloride?[Cr(H2O)4(Cl)2], [Cr(H2O)4(Cl)2]+, [Cr(H2O)4(Cl)2]+3
Write an Oxidation equation for the left half cell and a reduction equation for the right half cell. Write a balanced equation for the net cell reaction.
The Henry's law constant for CO2 in Water is 12.8 Mpa at standard conditions. For standard atmospheric conditions, what is the mole fraction of CO2 dissolved in a container of water open to the atmosphere.
ethylene glycol is used as automobile antifreeze. 6.38 g of this compound contains 2.47 g of carbon and 0.620 g of
Water in an enclosed vessel at 17°C contains a concentration of dissolved oxygen of 6 mg/L. At equilibrium, determine the concentration of oxygen in the space above the water in molal fraction. and the total pressure in the vessel. Henry's law con..
A 167-L cylinder of helium gas has a pressure of 74.9 atm at 296 K. If 426.2 g of helium are removed from the tank, what is the new pressure of the gas
Calculate the molarity of S2O32- if 3.0 mL 0.10 M K2S2O8, 2.0 mL 0.10 M K2SO4, 1.0 mL 2% starch, 2.0 mL 0.010 M Na2S2O3, and 5.0 mL 0.20 M KI are mixed.
balanced chemical equation for dehydration: k3[Fe(C2O4)3].3H2O --> K3[Fe(C2O4)3] + 3H2O results: weight of container 38.185g, weight of container and hydrated salt:
Calculate the molar mass of sucrose. How many mol sucrose did you start with in this lab?
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