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an electric motor under steady load draws 9.7 amperes at 110 volts,dellivering 0.93Kw of mechanical energy.what is the rate of heat transfer from motor ,in Kw?
Fit the data to an empirical heat-capacity equation of the form by simple regression techniques.
Describe the type of common chemical hazards that are present in your local environment, similar to those illustrated in the Tox Town interactive.
A 100-W light bulb is turned on. It has an operating voltage of 120 V.
Natural gas is widely used as fuel in the process industries, so the price of natural gas is often an important variable in economic analysis. Develop a 15-year forecast of U.S. natural gas prices. Historic natural gas prices are available at www...
Using the mole balance equation only, a relationship between conversion in the reactor and the reactor temperature can be obtained. This relationship is shown in the following figure as a plot of XMB versus reactor temperature.
At ground level in Denver, Colorado, the atmospheric pressure and temperature are 83.2 kPa and 27 C. Calculate the pressure on Pike's peak at an elevation of 2690 m above the city assuming temperature at Pike's peak is 16 C.
A stream that contains a methanol/ethanol mixture with 32% mol methanol is flashed to 100 °C to a pressure such that the molar rate of the vapor stream is 75% of the feed. Determine the temperature and the composition of the two phases.
If the origin, o, is located at the wing tip and the leading & trailing edge curve is given above, find the constant c at the wing root and then calculate the chord of the wing at position 2 and position 3 as indicated in figure 1. (Marks Breakdow..
Assume negligible miscibility between the aqueous and organic liquids in each other, and ignore any change in density on removal or addition of the enzyme to either stream.
A 1-liter container of nitrogen gas (N2) at a temperature of 23c is intially at a pressure of 1.25 atm. because of a slow leak the pressure falls to 1.15 atm 1 hour later what is the leak rate in molecules/second?
predict the PET-PX margin in Jan. 2020. Which forecast appears to be most reasonable?
Calculate the fugacity and the fugacity coefficient of each component in the vapor and in the liquid. Fill out the table below but explain your work.
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