I do not know that. this all the info we have

C. If the temperature inside the house is 20C, how many moles of air are inside the house? (You can assume that the ideal gas law holds for the air inside the house.) D. If the specific heat capacity of air is roughly 30J/molK, what is the total heat capacity of air inside Dr. Reppert's house? E. If Dr. Reppert returns from a trip to find his house at 13C, how much heat (in Joules) is required to heat the air back to 20C ? (You can ignore any variation in heat capacity with temperature.) 7. Calculate: Dr. Ruppert's bause is heated solely by a woodiburning fumace. The wood comer from cullieg deve tres from a woodlat at the buse of a hill behind his honse- A. If Dr. Reppert uses las tractor to jrull a 500 ks hos ap the 20m tall bill, bon much woth has the tractor pesformed? (You can at ame the log is pulled vertically up the hill, thoagh this is of course not realirtic; the actual work performed will be greater due to friction-) diygurit= B. Dr. Reppert's house has a floor space of roorhly 200m2, with a eriling beight of roughly 3in. Asenming the houve in rectasguiar, what is the sotal vilume of air indide that botwe? C. If the teanperature inside the house is 20 "Ci hos aney moles of air are invide the house? (You can sssume than the jehal goo law boils fir the air intide the bouse.) D. If the specific hrat empecity of air in roughty 20.1/malK, whict is the total beat coparity of air iaside Dr. Flepgent ' hocani? E. If Dr-fleppeti inturns frean a trip to fisl the boese at 13+C, how mach heat fia liead capacity with temperatare.)