The nucleus is composed of neutrons, protons and electrons.

What type of orbital is shown in the following image?

A covalent bond forms between:

Among the following pairs of compounds, which is made up of only polar molecules?

The second energy level can contain a maximum of:

Which of the following is not a property of network covalent solids?

The nurse receives an order for cefuroxime sodium 1 g in 50 mL normal saline to be administered over 30 minutes. At what rate, in mL/hr, will the nurse program the pump?

A nurse is caring for a patient with anemia of chronic disease related to liver disease. Which of the following laboratory findings would the nurse expect to see in this patient?  

A nurse is assessing a patient diagnosed with hypothyroidism. Which of the following clinical manifestations should the nurse expect to observe? 

A patient is receiving a continuous infusion of Humulin R (regular insulin) with a concentration of 250 units in 500 mL of normal saline. The infusion is ordered to deliver 15 units of insulin per hour. Based on this information, what should the nurse calculate as the flow rate in mL/h for the infusion pump?