Describe what makes a diamond a mineral

What units are used in the periodic table for atomic mass? a. grams b. kilograms c. pounds d. amu?

What is the difference between an atom and a mixture?

How did the Greek Thinkers contribute to the development of the periodic table?

Predict the products of the decomposition of lithium nitride, Li3N.

Easy way chlorine exists mainly as two isotopes 37cl and 35cl which is more abundant

Rank the following elements according to their ionization energy: tin krypton antimony arsenic

Water (3030 g) is heated until it just begins to boil. If the water absorbs 5.49*105 J of heat in the process, what was the initial temperature of the water?

Identify the number of core and valence electrons for each atom. Xe : core electrons Xe : valence electrons Ca : core electrons Ca : valence electrons Br : core electrons Br : valence electrons

What do the lines around the finger of the doorknob represent?

Identify what type of reaction is below. Also determine what coefficients that would balance the chemical equation.