Benzoic acid of mass 1.40 g is reacted with oxygen in a constant volume calorimeter to form h2o(l) and co2(g) at 298 k. the mass of the water in the inner bath is 1.40×103g. the temperature of the calorimeter and its contents rises 2.77 k as a result of this reaction.

Which of the following is an easy way to remember the modified “x” tire rotation? a. nondrive wheels straight, cross the drive wheels b. drive wheels straight, cross the nondrive wheels c. drive wheels crossed, nondrive wheels straight d. drive wheels crossed, nondrive wheels crossed

The filament of an incandescent lamp has a temperature of 2000k. calculate the fraction of radiation emitted in the visible light band if the filament is approximated as blackbody

Agas mixture consists of 8 kmol of h2 and 2 kmol of n2. determine the mass of each gas and the apparent gas constant of the mixture.