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Consider the following reaction 2Fe 2(aq) +Cu 2 ---> 2Fe 3 (aq) Cu, When the reaction comes to equilibrium, what is the cell voltage?
an aqueous cacl2 solution has a vapor pressure of 82 mm hg at 50c. the vapor pressure of pure water at this temperature
the enthalpy of formation = 0? Something with standard states? But how do I know what the standard states are
Calculate the deltaG for the hydrolysis of ATP in liver, muscle, and brain cells using the following table. In which cell type is the free energy of ATP hydrolysis more negative?
A mixture of helium and neon gases is collected over water at 28.0 C and 745 mmHg. if the partial pressure of helium is 368 mmHg, what is the partial pressure of neon?
If the groundwater at the top of the saturated zone is in equilibrium with air, calculate the concentration of m-Xylene in the air in mol/L
A complex of correctly written formula [Pt(NH3)3Br]Br·H2O has which set of ligands in its inner coordination sphere. A) 3 NH3 and 2 Br- (B) 3 NH3, 1 Br--, and 1 H2O C) 3 NH3, 2 Br-, and 1 H2O (D) 3 NH3 and 1 Br-
calculate mass of KHC8H4O4 (molar mass = 204.44 g/mol) that reacts with 15 ml of the NaOH solution
The U.S. Environmental Protection Agency set a maximum contaminant level (MCL) for tetrachloroethylene (TCE, C2Cl4) in drinking water of 0.005 ppm (by mass).
carbon dioxide which is recognized as the major contributor to global warming as a greenhouse gas is formed when fossil fueels are combusted, as in electrical power plants fueled by coal, oil, or natural has.
Write the equalities and conversion factor to complete the following problems. Use scientific notation and the correct number of significant figures. 6.3 x 10-6 uL=______________L (ten power to the negetive six)
The following solutions were mixed together: 50.0mL of a 0.761M FeSO4 and 20.0mL of a 1.05M K2Cr2O7 (in dilute sulfuric acid). What is the molar concentration of Cr+3 ions in the resulting solution
What is the pH of the buffer that result when 12 g of NaH2Po4 and 8.00 g of NaHPO4 are diluted with water to a volume of 0.50 L. ( Ka of H2PO4- = 6.2*10^-8 , the molar masses of NaH2PO4 and Na2HPO4 are 120.0 g/mol and 142.0 g/mol respectively).
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