document.write( "Question 169514: What volume would be occupied by 86.8 g of F2 gas at STP? (VII-1) \r
\n" ); document.write( "\n" ); document.write( "____L \n" ); document.write( "

Algebra.Com's Answer #125330 by jojo14344(1513) $\"\"$ $\"About$

You can put this solution on YOUR website!
Working Eqn -----> $\"PV=nRT\"$
\n" ); document.write( "where---> $\"system%28P=101.325atm%2CV=%28L%29%2Cn=moles%2CR=0.0821=GasConstant%2CT=273.15%28K%29%29\"$
\n" ); document.write( "*Note: At STP, $\"Pressure\"$ is atmospheric Pressure & $\"Temperature\"$ is Freezing Point.
\n" ); document.write( "Solving for $\"n\"$ ?
\n" ); document.write( " $\"n=mass%2Fhighlight%28MW%29\"$
\n" ); document.write( "where, $\"MW=%28NumberofAtoms%29%28AtomicWeight%29\"$
\n" ); document.write( "Via Periodic Table, Atomic Weight of $\"Flourine\"$ = \"19.\"
\n" ); document.write( "So, $\"MW=2%2A19=38\"$
\n" ); document.write( "Subst. ------> $\"n=86.8cross%28g%29%2F%2838cross%28g%29%2Fmol%29%29\"$
\n" ); document.write( " $\"n=2.28\"$
\n" ); document.write( ".
\n" ); document.write( "Going back Working Eqn,
\n" ); document.write( " $\"101.325%28V%29=%282.28%29%280.0821%29%28273.15%29\"$
\n" ); document.write( " $\"cross%28101.325%29V%2Fcross%28101.325%29=cross%2851.13%290.5046%2Fcross%28101.325%29\"$
\n" ); document.write( " $\"highlight%28V=0.5046L%29\"$ , Answer
\n" ); document.write( ".
\n" ); document.write( "Thank you,
\n" ); document.write( "Jojo \n" ); document.write( "

\n" );