Question and Answers Forum

All Questions      Topic List

Others Questions

Previous in All Question      Next in All Question      

Previous in Others      Next in Others      

Question Number 24164 by Tinkutara last updated on 13/Nov/17

Five moles of an ideal gas expand  isothermally and reversibly from a  pressure of 10 atm to 2 atm at 300 K.  What is the largest mass (approx)  which can be lifted through a height of  1 m in this expansion?

$$\mathrm{Five}\:\mathrm{moles}\:\mathrm{of}\:\mathrm{an}\:\mathrm{ideal}\:\mathrm{gas}\:\mathrm{expand} \\ $$$$\mathrm{isothermally}\:\mathrm{and}\:\mathrm{reversibly}\:\mathrm{from}\:\mathrm{a} \\ $$$$\mathrm{pressure}\:\mathrm{of}\:\mathrm{10}\:\mathrm{atm}\:\mathrm{to}\:\mathrm{2}\:\mathrm{atm}\:\mathrm{at}\:\mathrm{300}\:\mathrm{K}. \\ $$$$\mathrm{What}\:\mathrm{is}\:\mathrm{the}\:\mathrm{largest}\:\mathrm{mass}\:\left(\mathrm{approx}\right) \\ $$$$\mathrm{which}\:\mathrm{can}\:\mathrm{be}\:\mathrm{lifted}\:\mathrm{through}\:\mathrm{a}\:\mathrm{height}\:\mathrm{of} \\ $$$$\mathrm{1}\:\mathrm{m}\:\mathrm{in}\:\mathrm{this}\:\mathrm{expansion}? \\ $$

Commented by Tinkutara last updated on 13/Nov/17

Book says 20.48 g.

$$\mathrm{Book}\:\mathrm{says}\:\mathrm{20}.\mathrm{48}\:\mathrm{g}. \\ $$

Terms of Service

Privacy Policy

Contact: info@tinkutara.com