Your task is to complete the questions in the problem set. Please note that you must include units throughout all of your calculations, and provide your answer in scientific notation to the correct number of significant digits. Your submission should include the following:
Equilibrium can exist between a solid and its ions in solution. In this assignment,
demonstrate your understanding of equilibrium and the solubility product
constant by completing a problem set.
Your task is to complete the questions in the problem set. Please note that you
must include units throughout all of your calculations, and provide your answer
in scientific notation to the correct number of significant digits.
1. The equilibrium constant for the reaction below is 0.18 at 25 °C. (4 marks)
The following concentrations were measured from the reaction vessel:
Is this system at equilibrium? Explain
If not, in which direction will the system shift?
2. Write the solubility product constant (
solution at 250 oC. (2 marks)
) expression for the following
3. Given the solubility of MgF2(s) is 8.4 x 10-7 M, calculate the value of
the reaction shown in question #2 at 250 °C. (3 marks)
Your submission should include the following:
Your answers to the problem set.
The formulas used to solve the problems.
All mathematical calculations.
Your answers reported to the correct number of significant digits.
Your answers reported with the correct units.
Upload your answers to the Assignment: Equilibrium Dropbox.
Select these links to review content on significant digits and scientific notation.
Submit this assignment to the dropbox. This assignment will be evaluated for a grade that will
contribute to your overall final grade in this course.
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