Electromagnetic waves vary in
a. wavelength and frequency.
b. the way they reflect.
c. the orientation of their electric and magnetic fields.
d. the speed they travel in a vacuum.

What does the mass of 0.7891 mol of ferric oxide (fe2o3)

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.

What is conserved in the reaction shown below? h2(g) + cl2 (g) --> 2hcl(g)a. mass onlyb. mass and moles onlyc. mass, moles, and molecules onlyd. mass, moles, molecules, and volume