I understand that failure to submit my written work to payned@atc.edu,  within 5 minutes of submitting this test, will result in a 0 score for any questions that required calculations. To receive full credit, I further understand that I must include any formulas used, replacement of variables with appropriate numerical data, and circled correct final result with appropriate units and number of significant figures. Write your initials in space below to acknowledge your understanding.

The pH of a solution at 25 °C in which [OH –] = 3.2 × 10 –5 M is _____. ( K w = 1.01 × 10 –14) Note: Written work required

What is the H 3O + concentration in 0.0013  M LiOH(aq) at 25 °C? ( K w = 1.01 × 10 –14) Note: Written work required

The concentration of H 3O + in a solution is 4  × 10 –4 M at 25°C. What is its hydroxide-ion concentration?  Note: Written work required Hint: Kw = 1.01 × 10–14

Which of the following mathematical expressions is the Henderson –Hasselbalch equation?

INSTRUCTIONS: Select the correct answer for each multiple choice question. Given the categorical proposition “All Emmy winners are celebrities.” If both the quality and the quantity are changed, the resulting proposition is:

Which of the following molecule(s) below can have hydrogen bonds?

Covalent bonds are:

INSTRUCTIONS: The following problems relate to identifying and evaluating inductive and deductive arguments. Select the best answer for each. If the Big Bang theory is correct, then the universe is billions of years old. And if the Big Bang theory is correct, then the universe was not created in six days. Thus, if the universe is billions of years old, then it was not created in six days.

The solid formed in the following reaction is: Cu(s) + Ag(NO3)2 (aq) → CuNO3 (aq) + 2 Ag (s)