The rate constant for a first-order reaction is 0.54 M-1s-1.  What is the half-life of this reaction if the initial concentration is 0.27 M?

Phosphorus pentachloride decomposes to phosphorus trichloride at high temperatures according to the equation: At 250° 0.125 M PCl5 is added to the flask. If Kc = 1.80, what are the equilibrium concentrations of each gas?

The rate of disappearance of HBr in the gas phase reaction             2HBr (g)  →  H2 (g) + Br2 (g) is  0.130 M s-1 at 150°C. The rate of reaction is __________ M s-1.

How many phalanges are located in one human hand?

How many phalanges are located in one human hand?

Your patient has an elevated white blood cell (WBC) count but no signs or symptoms of infection. She uses albuterol and salmeterol and is currently taking Flovent. What is the most likely cause of her elevated WBC count?

Daniel Y. is a 29 year old male patient with Cystic Fibrosis and Pneumonia.  He is currently on a 4L NC.  His assessment is as followed: HR 120 RR 26 Sa02 94% Temp: 101.8F BBS: Bilateral wheezes and coarse rhonchi to BUL and decreased with crackles to the LLL   Which of the following is the most appropriate treatment regimen?

Which of the following would indicate that an asthma attack is allergy related?

Mary S. is a 57-year old female patient that takes Advair BID and ventolin PRN.  Based on her medication regimen, which of the following would you expect? 1. More symptoms 2. Fewer severe exacerbations 3. Reduced lung function 4. Reduced airway inflammation

On day four of the patient’s hospital course, he complains of mouth pain.  The respiratory therapist notes white patches on the patients tongue, cheeks, and back of the throat.  The patient is currently on the following respiratory medications: Duoneb Q6 and pulmicort BID.  What should the respiratory therapist recommend?