Toluene (C6H5CH3) boils at 110.6 C. The enthalpy of vapourization for toluene is 53.90 k/mnol Calculate the change in entropy of the universe (in mol K) for the condensation of toluene, assuming the room temperature 8 22.50C

26. of of (aq) by (aq) is . if 50.00 ml of 1.05 m is to 25.00 ml of 1.86 m ,at be? ( no is toina of aof) , h.. (p. ). . .

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)