Chemistry 101
The study of substances that contain the element carbon.
What is organic chemistry?
Preparations used for the temporary removal of hair by dissolving it at the hairline.
What is a depilatories?
Any substance, usually a liquid, that dissolved into a solute to form a solution.
What is a solvent?
A pH of 7.
What is neutral?
A shampoo containing antifungals agents such as pyrithione zinc, selenium sulfide, or ketoconazole, which helps to control dandruff.
What is a medicated shampoo?
The basic building blocks of all matter.
What is an atom?
May be used to remove oil accumulation on the skin and cause contraction of tissues.
What is an astringents?
A stable, uniform mixture of two or more mixable substances that is made by dissolving a solid, liquid or gas in another substance.
What is a Solution?
A solution with a pH below a 7 on the pH scale.
What is a acid?`
Acts as a cleansing, emulsifying, or foaming agent in shampoo.
What is a surfactant?
A change in the chemical composition or makeup of a substance.
What is a chemical change?
When certain chemical reactions release energy in the form of heat.
What is a exothermic reaction?
A physical mixture of two immiscible liquids held together by a emulsifying agent.
What is a Emulsion?
The relative degree of acidity or alkalinity of a substance.
What is pH [potential hydrogen]?
A powder sprinkled onto the hair when a wet shampoo is not permitted.
What are dry or powder shampoos?
The addition of oxygen or the loss of hydrogen, a chemical reaction that combines a element with oxygen to produce a oxide.
What is oxidation?
A chemical reaction that requires the absorption of outside heat.
What is a endothermic reaction?
Unstable uniform mixtures of two or more substances.
What is a suspension?
The pH of pure rainwater.
What is neutral or 7 on the pH scale?
Shampoos balanced to the pH level of hair and skin that prevent the stripping of hair color from the hair.
What are pH balanced shampoos?
A combination of two or more substances united physically in any proportions without a fixed composition.
What is a physical mixture?
A substance that allows oil and water to mix.
What is a surfactant?
The universal solvent that dissolves more substances than any other liquid.
What is water?
The pH range of hair and skin.
What is 4.5-5.5 on the pH chart?
Conditioners applied to freshly shampooed hair and rinsed out after being worked through hair.
What are instant conditioners?