Calculate the maximum weight the balloon can lift
A large spherical balloon of a diameter 12 m has hot air at 1 atm and 60 oC. Calculate the maximum weight the balloon can lift, (molecular weight of air is 29). The outside air temperature is 25oC.
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The temperature of the earth's atmosphere drops about 5°C for every 1000 m of elevation above the earth's surface. If the air temperature at ground level is 15°C and the pressure is 760 mmHg, at what elevation is the pressure 380 mmHg? Ass
When a 0.3044-g sample of an unknown organic substance issimilarly burned in the same calorimeter, the temperature rises by3.72 °C. What is the energy of combustion per unit mass of the unknown substance?
1. A random sample of 100 was drawn from a normal distribution with a standard deviation of 5. The sample mean is 80. Determine the 95% confidence interval estimate of the population mean.
Determine the amount of energy transfer by work from the steam to the piston during the process, in KJ. Also determine the initial and final quality and the enthalpy change.
Determine the total production requirement for the month of February. Determine the beginning inventory for the month of March.
Find the probabilities of the following events for a binomial random variable with n = 10 and p = 0.5.
A 450 g damp shirt rotates against the wall of a washing machine at 320 rpm. The diameter of the rotating drum is 70 cm. What is the magnitude and direction of the resultant force on the shirt?
Write a computer program which uses Newton's method to solve for both roots of the following system of nonlinear equations.
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but I would like to discuss to what extent employers should/should not influence or curb political participation in their workplaces.
Suppose you are the head of an island nation with a poor, growing population and the natural resources of the island are being degraded.
Question: What was the economic and political impact, if any protect the health and welfare to citizens ?
Problem: Article 3 of the Texas Constitution sets up the Texas Legislature. It also does which of the following?
Summarize how the ERA can be ratified and explain why this is the most likely way. You will draw on instances that are important to you
Which amendment to the U.S. Constitution is often called the "States' Rights Amendment" and is commonly used by states to challenge
Mechanisms of State-Led Development:** - **Industrial Policy:** Both countries used targeted industrial policies to support specific sectors, such as electroni