As shown in the figure, a battery with internal resistance r has initially no load connected across its terminals. Then the switches S1 and S2 are closed successively. The ammeter connected to the 6Ω resistor reads 1.875 A when S1 is closed, then 1.667 A when both S1 and S2 is closed. What is the internal resistance of the battery, in ohms, to two significant figures?

Match the following pictures to the correct position name. 

A precipitate is formed when a dilute aqueous calcium acetate is mixed with a lithium sulfate solution.  What are the products of the reaction?

A patient is taking atorvastatin to reduce serum cholesterol. Which aspect of patient teaching is most important?

When you email your instructor because you need an appointment to talk about the Academic Improvement Project (AIP), you should put this in the Subject Line

In the Syllabus I Chapter 5 activities are found in which module?

I am able to take this course using my phone.

What is the correct name for SF6?

The nurse is called to make an unscheduled visit to a new client in her home. The purpose of the visit is to admit the client and treat an abdominal wound. The nurse discovers that the client is from a culture unfamiliar to her. Which actions would be most appropriate for the nurse to take in this situation? (SELECT ALL THAT APPLY)

How will the employer determine who has occupational exposure to a bloodborne pathogen?