22 g of CO2 at 27oC is mixed with 16 g of O2 at 37oC. The temperature of the mixture is :

32oC 27oC 37oC 30.5oC

32oC

n1RT1 + n2RT2 = (n1 + n2)RT T = \(\frac{1}{2}*300 + \frac{1}{2}*310\) = 305 K T = 32oC