Read the chemical equation.
n2 + 2h2 > 2nh3
using the volume ratio, how many liters of nh3 is produced if 4.2 liters of h2 reacts with an excess of n2, if all measurements are taken at the same temperature and pressure?
a. 2.8 liters
b. 3.2 liters
c. 5.4 liters
d. 6.3 liters

Compare and contrast the bohr model and the electron cloud models of the atom.

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?

Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?