7. For certain molecules, enthalpies of formation can be determined from combustion data. Using the diagram below, calculate the enthalpy of formation
(Delta H), of methane gas CH,(g), and the enthalpies for
two of the combustion reactions listed below.
7

Which statement is best described as a atom

Connect the whole numbers on the periodic table to indicate what they represent?

How does a coronal mass ejection (cme) affect the solar wind? a cme adds more particles to the solar wind, intensifying it. a cme blocks the solar wind, causing it to fade. a cme does not affect the solar wind but it does affect auroras. a cme increases the amount of energy in the solar wind.