Which of the following does not have a standard enthalpy of formation equal to zero at 25°C and 1.0 atm?A) F2(g)B) Al(s)C) H2O(l)D) H2(g)

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Energy can be transformed from one form to another. the diagram shows one such process. which energy transformation is represented in the diagram? nuclear to thermal and radiant nuclear to electrical and chemical chemical to nuclear and radiant chemical to electrical and nuclear

Notice how they put future which of the clouds shown would indicate a possible future rain storm? a) b) c) d)