Calculate the heat change at 100°C to condense 50 g water vapor. Was energy released or absorbed by the water vapor? Show your work.

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at

The number at the end of an isotope’s name is the number.

Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.