Science Concepts and Questions (K to 12)

Chemical formula is a shorthand way of writing chemical compounds.  Instead of writing the full name of a compound chemical formula is writ...

In studying the laws of gases there are different variables that we need to consider.  These are the volume, pressure, temperature, and the...

Pressure is defined as force that is applied in a given area,  P = F/A.  Gases exert pressure on the surface in which they are in contact b...

We learned from elementary the three phases of matter, the solid, liquid and gas.  We also learned the different simple properties of s...

Molar mass is the mass in grams of 1 mole of a substance .  It can be calculated by summing all the masses of all the atoms present in a co...

Mole , which is symbolized n , and has a unit mol is the counting unit for number of atoms, ions or molecules.  One mole is the amount of ...

Intermolecular forces are attractive forces between molecules.  This forces are responsible  for the non-ideal behavior of gases at high p...