Question

What is the energy change when the temperature of 14.5 grams of gaseous oxygen is decreased from 35.3 °C to 20.6 °C ?

Answer 1

di'ato mic now there e 14 oms molecul the Hence degrees 0 the Key rs zedom 312 6 anlational rus nyjen edom rotahional degr om imen mole ul vibTRhionul degres el on 6-3-2 ibatihon miniple oanergy we From laih translational and know that degree ofiedom ntibut Totational eneroy to tal whine 2 ibrational 13ut Boty mann co ns tant oveedom econtibutes keT t vibrational mo tion h as total eneray anty botential Y kinehie arty Tax kT K6T . for nygen 2 2 keT 2 32

7NAY kT 1 mote for NA 2RT t. theremodynamks 15 aw 2 Le 01 しv RTKmo1 4(2

hange in energy l22)-(5329) 17 2 xR x 1u.9 JKOD 2 29.95 Jmoi 1u 5 1u. 5 melu of 32 Total ehany e in enery t 13.99 J