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?
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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.
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Select two of the three cases presented below and prepare a three-page written analysis of each case (six pages total).
Issues 1. Supply chain disruptions and Semiconductor shortage 2. Factory shutdowns, production halts, and labor issues
Create an elevator pitch for your new product or service using your project outline as a guide. Specifically, you must address the following rubric criteria
What was the economic impact of COVID-19? Address any monetary and fiscal policies used during or after COVID-19.
Evaluate the impact of payment systems for healthcare reimbursement. How do PPS impact operations in healthcare organizations?
They have entrusted you with identifying and capitalizing on new opportunities in the marketplace. You must now test the feasibility of your vision and idea to
Describe the roles of the World Bank (WB), International Monetary Fund (IMF), and World Trade Organization (WTO) in the acceleration of globalization.