CHEMISTRY
A reaction that releases heat is called what?
exothermic reaction.
The study of substances that contains the element carbon.
Example: poison ivy, gasoline, motor oil, plastics, synthetic fabrics, pesticides, and fertilizers
Organic chemistry
A special type of oil use nail polish dryer as a skin protection is
Silicone
_________is known as the universal solvent
Water
The head of a surfactant molecule is__________ meaning water loving
Hydrophilic
Light and electricity are forms of
Energy
Steam is an example of a
Vapor
liquids that are not capable of being mixed(oil & water)
Immiscible
How many elements are naturally occurring?
90
The abbreviation pH is used for
Potential hydrogen
Ten
A unstable mixture of unsolved particles floating in a liquid (salad dressing)
suspension
The study of substances that do not contain carbon, but may contain hydrogen
Example, examples metals, minerals, glass, water, and air
Inorganic chemistry
The most likely place on earth you will find plasma is by observing
Lightning storms or neon signs
What term refers to anything that occupies space, physical and chemical properties and exists in gas, liquid or solid form
Matter
What is the three different forms matter exist?
solid, liquid, and gas
Alcoholic beverages contain _______ alcohol
Ethyl
a substance that is DISSOLVED by a solvent to create a solution
solute
unstable physical mixture of two or more substances that normally will not stay blended without a special ingredient
oil & water + liquid soap
emulsion / emulsifier
Modern soaps are made from animal fat or
Vegetable oil
Science that deals with composition, structure, and properties of matter
Chemistry
atom
An ion with a positive electrical charge is a
Cation
The tail of a surfactant molecule is ______ meaning oil loving
Lipophilic
Another name for alkais
Base
Hydroxide ion(OH-) is
Alkaline
A properly formulated emulsions stored under ideal conditions can be stable for how long ?
3 years
Rubbing alcohol is also known as
Isopropyl alcohol
what type of molecules are made by combining two or more atoms of DIFFERENT elements
compound molecules
What type of change occurs when ice melts to water
Physical change
An ion with a negative electrical charge
Anion
Substance that act as a bridge for oil and water to mix is
( liquid soap)
Surfactant
______ organic compounds are substances containing carbon evaporates very easily in quickly
(VOCs)
Examples ethyl, acetate and isopropyl alcohol
volatile
Calamine lotion, liquid mineral makeup, and nail polish are examples of a
Suspension
The small P in pH represents
Quantity
How many chemical reactions occur in the body every second, which keeps us alive
Millions
The hydrogen ion (H+) is
Acidic
Pure water has a pH of
7 neutral
A _________ substance is a chemical combination of a single type of matter
Pure substance
__________ causes an atom or molecule to split into two creating a pair of ions with opposite electrical charges
Ionization
Common table salt is also known as
Sodium chloride
The pH scale measures_______ and__________
Acidity & Alkalinity