Draw Lewis dot structures and determine the shapes for each of the polyatomic ions listed below. HCO3-

PO43-

PCl2-

OCN-

SCN-

NO3-

TeF5-

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

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.