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Author Archives: Anonymous

What is the enthalpy of reaction of Pb2+(aq) + 4OH-(aq) –>…

What is the enthalpy of reaction of Pb2+(aq) + 4OH-(aq) –> PbO2(s) + 2H2O(L)? Answer in kJ/mol. Do not type units. Do not use scientific notation. Please be careful with sig figs: there is no margin or error on this question. Enthalpy of formation (kJ/mol) Pb2+ (aq) -1.7 hydroxide (aq) -230.0 PbO2 (s) -277.4 water (L) -285.83 Please be careful with sig figs: there is no margin of error on this question.

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The equation of motion for the system shown below is

The equation of motion for the system shown below is

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What was oxidized in the following balanced equation?Mg(s) +…

What was oxidized in the following balanced equation?Mg(s) + 2 HCl(aq) –> MgCl2(aq) + H2(g)

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Have a great summer! 

Have a great summer! 

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A second-order transfer function, 

A second-order transfer function, 

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UNA Corporation has the following capital structure.  De…

UNA Corporation has the following capital structure.  Debt  20% Preferred Stock 5% Common Equity 75%   The company has a before-tax cost of debt of 7%. The company’s tax rate is 30%. UNA’s preferred stock pays an annual dividend of $3 per share. The preferred stock has a market price of $34 per share. The beta for UNA’s common stock is 1.20.  The market return is expected to be 11% and the risk-free rate is 2%. Answer the following questions and show your work. What is the firm’s cost of preferred stock? What is the firm’s cost of equity? What is the weighted average cost of capital? If UNA has the following proposed independent projects that are of the same risk as the firm, explain which projects should be selected. What is the optimal capital budget?             Project Cost of Project IRR A $8 million 12% B $4 million 10% C $10 million 8% D $6 million 6%  

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King Corporation is considering the following projects.  The…

King Corporation is considering the following projects.  The WACC is 10%.  The company is experiencing Capital Rationing and cannot afford to undertake both projects.  King Corporation should select Project A since its IRR is higher than Project B.  True or False?     Project A  Project B  Payback  2.56 years  2.25 years  NPV  $5,436  $6,785  IRR  16%  14%  PI  21.52%  24.37% 

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45.2 g HF is reacted with excess zinc 2HF + Zn –> H2 + ZnF2…

45.2 g HF is reacted with excess zinc 2HF + Zn –> H2 + ZnF2. What is the theoretical yield of ZnF2? Answer in g. Do not type units. Do not use scientific notation.

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For the response below, the maximum percentage overshoot is…

For the response below, the maximum percentage overshoot is nearest to

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Leonard’s wages increase by 15% when he works graveyard hour…

Leonard’s wages increase by 15% when he works graveyard hours. This is which type of compensation?

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