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What is the total coordination number of a central atom of methane (CH4)?
An electrochemical cell has a half-cell in which a piece of wire is dipped into a solution that is 2.0 M in KBr and 0.050 M in Br2. The other half-cell has magnesium metal immersed in 0.38 M Mg2+ solution.
If Ice melts at 273.15K with delta H fusion equaling 6.01kJ/ mol. An ice cube whose mass is 13.8 kg is dropped in a swimming pool whose temperature is held at 22.5 degrees Celsius.
Suppose it was found that in an equilibrium mixture of these gases the partial pressure of NH3(g) is 24.9 atm and the partial pressure of N2 is 6.68 atm. What is the partial pressure of H2(g)?
use standard reduction potentials to find the equilibrium constant for the following reaction at 25 degrees C.
[Mn(bipy)(N3)2] is a coordination complex with azide ion. What is the charge on the manganese. What is the overall charge on the complex. What is the name of this coordination complex.
A set of 13 particles occupies states with energies of 0, 100, and 200 cm^-1. Calculate the total energy and number of microstates for the following energy configurations.
2 drops of methyl orange indicator are added to a 25.0 mL sample of strontium hydroxide. A 0.073 M HCl solution (titrant) is dispensed into the solution (analyte). The solution turns from yellow to red after the addition of 29.5 mL.
A reaction has the stoichiometry A + B + C ? P. The concentration of P one minute after mixing the reactants is measured for various initial concentrations of reactants
Consider a voltaic cell which has a copper electrode immersed in a solution of copper (II) sulfate and a zinc electrode immersed in a solution of zinc sulfate. determine Eocell. If the concentration of zinc sulfate is 10 times greater than the con..
Explain a sodium phosphate solution has a concentration of 52 % w/v. Define how many mL of the solution are necessary to provide 0.26 mol of sodium phosphate. Explain the molar mass of sodium phosphate is 163.94g/mol.
Experiment Initial Initial Initial [A], Mol/L [B], Mol/L Rate 1 0.10 0.10 1.4 x 10^2 2 0.20 0.10 2.8 x 10^2 3 0.20 0.10 5.6 x 10^2 What is the rate law for the reaction. A) rate= k [A][B] B) rate= k [A]^2[B]^2 C) rate= k [A] D) rate= k [A][B]^2 E)..
Calculate the pH of the above solution if 1.00 moles of benzoic acid and .97 moles of Sodium Benzoate are added in enough water to make 750ml of solution
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