In acetic acid vapor, molecules exist as monomers and others as dimers. If the density of the vapor at 76.85 ° C and 1 atm is 3.23 g / L, what is the percentage of molecules
that form dimers?
a. 54.3%
B. 26.4%
C. 14.7%
D. 5.6%

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these