Difference between the pressures acting at head and toes
Let, consider a 1.8 m tall man standing vertically in water and totally submerged in a pool. Find out the difference between the pressures acting at the head and toes of the man in kPa.
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When a 2.0 L nickel reaction container (glass can’t be employed as it reacts with HF) filled with 0.0063 M H2 is joined to a 3.5 L vessel filled with 0.033 M F2. The equilibrium constant, Kp, is 7.8 x 10^14 (Hint, this is a very big number, wh
Explain the advantages and disadvantages of participating in such a drug study?Explain why it is important that studies use placebos as well as test drugs?
Determine the magnitude of the induced emf among the tips of the wings?
Determine the pH of a solution of 0.2 M MES and 1.0 M glacial acetic acid using a 9:1ratio? MES pKa=6.15 and HAC pKa=4.76.
The reaction is accompanied by a decrease in volume, so that there is a work flow from the surroundings of 10. kJ. A chemical reaction involving gases takes place in a vessel fitted with a movable piston.
A person decides to utilize an old pair of eyeglasses to make some optical instruments. He recognizes that the near point in his left eye is 54.0 cm and the near point in his right eye is 94 cm. (i) Determine the maximum angular magnification he c
Estimate the total energy change for this process. Pay careful attention to units. Gas in a piston-cylinder apparatus is heated with 1.500 kcal while simultaneously decreasing its volume from 1.500 L to 0.500 Lat a constant pressure of 1.000 atm.
The boat travels 10 miles upstream in same time it takes to travel 18 miles downstream. Determine speed of boat in still water?
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