How many disintegrations per sec occur for this isotope
Consider a 1g sample of radioactive Californium, Z=98 and A=245. The half life of this isotope is 45 min. On average, how many disintegrations per sec occur for this isotope?
Expected delivery within 24 Hours
Determine the increase in internal energy of the system in the auditorium during the first 20 minutes after the ventilation system fails.
The weekly incomes of shift foreman for a given industry follow a normal probability distribution. With a mean of $1,000 and a standard deviation of $100, what is the area under the curve between $840 and $1200? In words, what do your results indi
Calculate the rms speed of a carbon dioxide molecule at 25°C.
Say a random variable X is drawn uniformly from between 0 and 1. Say that Y = sin(2piX). What is the covariance between X and Y? Are X and Y independent random variables?
The temperature stays constant at 290 K. For the air, determine the total amount of energy transfer by work and by heat, each in kJ. Assume ideal gas behavior.
You chose 3 marbles without replacement from a bag containing 9 red, 12 blue, 5 yellow marbles. X is the number of blue marbles chosen.
Pure Ag melts at 961.8 degC and boils at 2162 degC. The heat of fusion for Ag is 11.28kJ per mol and the heat of vaporization is250.6kJ per mol. Calculate the entropy change for Ag from 961.7 degC to 2162.1degC.
Determine the angular acceleration of the blade assembly, knowing that at the instant shown the angular velocity and angular acceleration of the motor housing are respectively w2= -2.5 rpm j and alpha=0.
1927918
Questions Asked
3,689
Active Tutors
1455048
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The two main learning outcomes that stuck with me the most were to discuss the concepts of a healthy workplace and a healthy workforce
Provide high quality, safe, patient-centered care grounded in holistic health principles.
symptoms (S&S), assessment, plan of care, and at least 3 possible differential diagnoses with rationales. - (Case: Patient Has Hypertension)
How do you get certified and licensed as an Advanced Practice Registered Nurse (APRN) in your state? What is your state's board of nursing website?
Analyze and evaluate a middle range theory. You will select a middle range theory and identify application of nursing theories into clinical practice
When the Affordable Care Act was passed, it came with a requirement of empirical evidence. Research on EBP increased significantly.
Which test(s) should be performed to determine whether the anemia is related to chronic disease or iron deficiency and what would those results show?