General chemistry

General chemistry

Contributors in General chemistry

General chemistry

A property used to explain attractions and repulsions between certain objects. Two types of charge are possible: negative and positive. Objects with different charge attract; objects with the same ...

Molecular weight

Chemistry; General chemistry

The average mass of a molecule, calculated by summing the atomic weights of atoms in the molecular formula . Note that the words mass and weight are often used interchangeably in chemistry.

Suspension

Chemistry; General chemistry

A heterogenous mixture in which droplets or particles are suspended in a liquid.

Adsorb

Chemistry; General chemistry

To collect molecules of a substance on a surface.

Electric current

Chemistry; General chemistry

A flow of electric charges . The SI unit of electric current is the ampere .

Molecule

Chemistry; General chemistry

The smallest particle of an element or compound that retains the chemical properties of the element or compound. A molecule is a collection of chemically bound atoms with characteristic composition ...

Adsorbent

Chemistry; General chemistry

A substance that collects molecules of another substance on its surface. For example, gases that make water taste bad are strongly adsorbed on activated charcoal granules in water filters.