1. 1. Identify the elements that have the following electron configurations. Be mindful, some may be in their excited state.
(A) 1s 2s 2p 3s 3p?
(B) 1s? 2s 2p 3s 3p 4a? 3d10 4p4
(C) 1s2s22p% 3p?

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.