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The second energy level can contain a maximum of:

Why type of orbital is formed around the central atom in a molecule of NH­3?

Which element has an electronic configuration ending with 4p4?

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

An element with an electronic configuration 1s22s22p5 has:

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?

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 patient presents with symptoms suggestive of Cushing’s syndrome. Which of the following findings would the nurse expect to assess?

A nurse is caring for a patient diagnosed with diabetes insipidus (DI) who is receiving desmopressin as part of the treatment plan. During the evening assessment, the nurse notes the patient has a significantly increased urine output and persistent thirst. Which action should the nurse take first?