What are the steps involved in modeling the effects of acids or bases in the natural environment?

What will be an ideal response?


Step 1: Define the system boundaries.
Step 2: Identify all the chemical species of interest.
Step 3: Write the constraining chemical equations for the system, including equilibrium equations, the electroneutrality equation and mass balance equations.
Step 4: Make any simplifying assumptions that are possible.
Step 5: Algebraically solve the remaining independent equations and check the assumptions made to aid in solving the equations.

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Thomas Jefferson argued that the emergence of a large landless class of white citizens could be avoided in part by

A. a redistribution of land. B. a reduced property tax. C. abolishing the property qualification to vote. D. continuing slavery. E. restricting the amount of property owned by each citizen.

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NEMA designates individual coil winding leads with the numbers 1 to ____.

a. 4 b. 8 c. 12 d. 16

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Soil contains four components. Which of the following is not one of soil's components?

A) inorganic material B) organic matter C) muck D) air

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Why is an incremental analysis necessary when con­ducting a rate of return analysis for cost alternatives?

What will be an ideal response?

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