Chemistry: Atoms First 2e

# Key Equations

 $P=FAP=FA$ p = hρg
 PV = nRT
 PTotal = PA + PB + PC + … = ƩiPi PA = XA PTotal $XA=nAnTotalXA=nAnTotal$
 $rate of diffusion=amount of gas passing through an areaunit of timerate of diffusion=amount of gas passing through an areaunit of time$ $rate of effusion of gas Arate of effusion of gas B=mBmA=ℳBℳArate of effusion of gas Arate of effusion of gas B=mBmA=ℳBℳA$
 $urms=u2¯=u12+u22+u32+u42+…nurms=u2¯=u12+u22+u32+u42+…n$ $KEavg=32RTKEavg=32RT$ $urms=3RTMurms=3RTM$
 $Z=molarvolume of gas at sameTandPmolar volume of ideal gas at sameTandP=(P×VmR×T)measuredZ=molarvolume of gas at sameTandPmolar volume of ideal gas at sameTandP=(P×VmR×T)measured$ $(P+n2aV2)×(V−nb)=nRT(P+n2aV2)×(V−nb)=nRT$