A reaction vessel contains equal masses of iron and oxygen. How much FeO could theoretically be produced? a. An amount equal to the sum of the masses of iron and oxygen.
b. An amount greater than the sum of the masses of iron and oxygen.
c. An amount less than the sum of the masses of iron and oxygen.
d. There is no way to tell.

Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

How hot is the suns corona? (integrated science)