document.write( "Question 1182959: A piston-cylinder of gas has an initial pressure of 25 psi. The volume is increased to 2.5 times the initial volume. The temperature is increased from 290oC to 720oC. What is the final pressure. Be careful,.. SYW!... all of it \n" ); document.write( "
Algebra.Com's Answer #813085 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! P1V1/T1=P2V2/T2 \n" ); document.write( "25V1/290=P2*2.5V1/720\r \n" ); document.write( "\n" ); document.write( "V1 cancel \n" ); document.write( "25/290+2.5P2/720 \n" ); document.write( "720*25/290*2.5=P2 \n" ); document.write( "=24.83 psi \n" ); document.write( "This makes intuitive sense since the temp has increased about 2.5 times and so has the volume, and they work against each other regarding volume,' \n" ); document.write( " |