5. Simplify the expression:  

6. Simplify the expression:  

EXTRA CREDIT QUESTION: Name the muscle that is the prime mover of dorsiflexion of the foot.  

What do you call fake spaghetti?

Why did the scarecrow win an award?

Why don’t skeletons fight each other?

Given the data in the table below, ΔH°rxn for the reaction            2Ag2S (s) + O2 (g) → 2Ag2O (s)  + 2S (s)  is ________ kJ. SHOW YOUR WORK FOR THIS QUESTION                                                      

What are the respective concentrations (M) of Mg2+ and Cl- afforded by dissolving 0.325 mol MgCl2 in water and diluting to 250 mL? YOU MUST SHOW WORK FOR THIS QUESTION

Zinc is more active than cobalt and iron but less active than aluminum. Cobalt is more active than nickel but less active than iron. Which of the following correctly lists the elements in order of increasing activity?

Which is the correct electron configuration for an oxide ion?