The study of chemicals and chemical changes
Chemistry
What is the simplest form of chemical matter and contains only one type of atom?
What 2 ways can matter be changed?
Physical forces and chemical reactions
Soultions, suspensions, and emulsions are all what?
Physical mixtures
Substances that allow oil and water to mix, or emulsify
Surfactants
Hair, skin and nails are made of what?
Chemicals
How many elements are known to science today?
118
A change in the form or physical properties of a substance, without a chemical reaction or the creation of a new substance.
Physical change
A stable, uniform mixture of two or more substances
Soultion
Hydrophilic
Water loving
Without an understanding of basic chemistry, you will not be able to do what?
Use professional products effectively and safely
What is the basic unit of matter, with a nucleus at the center surrounded by negatively charged electrons?
Atoms
Chemical change
Substance that dissolves the solute and makes the solution?
Solvent
Lipophilic
Oil Loving
What is the science that deals with the composition structures, and properties of matter and how matter changes under different conditions?
Chemistry
What is a subatomic particle with a positive charge?
Proton
Characteristics that can be determined without a chemical reaction and do not involve a chemical change in the substance.
Physical properties
Substance that dissolves the solute and makes the solution
Solvent
Hydrophilic dissolves in what
Water
If you can touch, taste, smell or see something its considered to be what?
Matter
What is a subatomic particle with no charge?
Neutron
Characteristics that can be determined only by chemical reaction and involve a chemical change in the substance.
Chemical Properties
All liquids are either what or what?
Miscible or immiscible
Lipophilic dissolves in what?
Oil
What do you create is you add two or more atoms in definite (fixed) proportions?
Molecule
What is a pure substance?
Chemical combination of matter in definite (fixed) proportions.
Liquids that can be mixed together
Miscible
When oil droplets are emulsified in water it is called?
Oil-in-water emulsion
If a molecule contains 2 or more atoms of the same element in definite (fixed) proportions, it is considered what?
Elemental molecule
A physical combination of matter in any proportion is called what?
Physical mixture
Liquids not capable of being mixed together
Immiscible
When water droplets are emulsified in oil its called?
Water-in-oil
Also known as compunds?
Compound Molecule
Salt water is what?
Salty and wet
Unstable physical mixtures of undissolved particles in a liquid
Suspensions
Give an example of a suspension
???
Unstable physical mixture of two or more immiscible substances
Emulsion
What brings 2 normally incompatible materials together and binds them into a uniform and form stable mixture?
Emulsifier