How many atoms are in a molecule of iron oxide (Fe2O3) ?

A. 3

B. 2

C. 1

D. 5

What is the electron configuration of Lithium

Draw the Lewis structure for 3 nitrogen-containing compounds.

Have u been to a party where the lighting was colored? how did the color of object look different from how they normally look? how would u investigate why the color of objects appears different in colored lighting

How many molecules in 45 grams of BaS?

Calculate the percent by mass sulfur in sulfuric acid, h2so4.

Prepare a solution that is 0.1 M acetic acid and 0.1 M sodium acetate by measuring out 5.0 mL of the 1.0 M acetic acid solution and 5.0 mL of the 1.0 M sodium acetate solution in a 100 mL graduated cylinder, diluting the 10.

Which element has an ion that is smaller than an ion of calcium?

Which factor is responsible for the weak attraction between diatomic molecules of the halogens (group 7A) ? A) Hydrogen bonding B) Ionic bonding C) Dipole interactions D) London dispersion forces

Which is the correct equation for refractive index?

Alcl3) and lithium sulfate (li2so4) (note - this is a double replacement reaction. you need this information to predict the products of the reaction)