Hypothalamic center promotes feelings of both hunger and satiety

According to the sliding filament model, all of the following must occur for a muscle fiber to contract except:  

Bile breaks large fat globules into smaller droplets of fat that are more easily broken down which is an example of chemical breakdown.

Match each sub-discipline of yoga with its description. (See lecture 3).

Which of the following is NOT a question Garfield raisees in Lecture 1.

In Lecture 3, we get an account of how freedom is achieved through discipline and detachment from desire. Which of the following is NOT something associated with the discussion of freedom?

When 25.0 grams of O2 reacts with excess Mg, the actual yield of MgO is 44.8 g.  What is the percent yield of MgO?   2Mg + O2 → 2MgO Please note: for credit on this question you need to show your work.

Bonus: for up to 5 points Write a balanced equation for the following reactions.  Also, state the type of reaction that is occurring (combination, decomposition, single displacement or double displacement). Sodium carbonate, upon heating, produces sodium oxide and carbon dioxide. Magnesium reacts with HCl to produce Magnesium chloride and hydrogen gas.  

How many grams of MgO are produced when 35.0 grams of O2 react completely with Mg?   2Mg + O2 → 2MgO Please note: for credit on this question you need to show your work.

Bonus: for up to 5 points Which of the following would you expect to have a higher boiling point: Ethane (C2H6) or Ethanol (CH3CH2OH) Use lewis structures to help explain your reasoning.  For any credit you must explain your reasoning.