Ch 10 the basics of chemistry Flashcards
Which branch of science focuses on the study of substances that contain the element carbon
Inorganic chemistry, chemistry organic chemistry, geology
Organic chemistry
All living things or things that were once alive contain
Oxygen, hydrogen, carbon nitrogen
Carbon
_____ is not an organic substance But motor oil, poison ivy and nail enhancements are
Air, motor oil, poison ivy, nail enhancements
Air
The study of substances that do not contain carbon but may contain hydrogen is
Biology, inorganic chemistry, organic chemistry, geology
Inorganic chemistry
Matters any substance that occupies space and has_or weight
Shape, texture, size ,mass
Mass
_____is not a chemical. Water granite and sand are
Light, granite, water, sand sand
Light
Energy is not____
Occupies space, has space, has chemical properties, is not matter
Matter
What is the letter symbol for carbon
cn
C
Ca
ca
C
The smallest chemical particle of an element that retains the properties of that element is
An atom, I cell, a molecule, a nucleus
An atom
What is the symbol for atmospheric oxygen
O
O2
O3
CO2
O2
How many atoms are in a molecule
None, two or more, only one, no more than two
Two or more
Millions of chemical reactions occur in the body every_which is what keeps us alive
Day, hour, minute, second
Second
Common table salt is an example of
A compound element, a compound molecule, a common atom, an emulsion
The compound molecule
When water boils
Changes its physical form to a gas, changes its physical form to a liquid, is no longer H2O, undergoes a chemical change
It changes its physical form to a gas
What has a definite volume but not a definite shape
Solids, liquids, gases, vapors
Liquid
Weight is an example of what kind of property
A physical property, a chemical property, a substantive property, a solid property
Physical
When an abrasive file is used on the nail plate and both nail plate and the file or changed in_occurs
A chemical reaction, an endothermic reaction, a chemical change, a physical change
Physical change
All atoms elements elemental molecules and_are pure substances
Matter, compounds molecules, liquids, compound Atoms
Compound molecules
Salt water is an example of
An emulsion,
A physical mixture, a suspension, a pure substance
Physical mixture
An_is a stable uniform blend of two or more substances
Solute, solution, solvent, suspension
Solution
Water and oil are
Immiscible liquids
Miscible liquids
Mutually soluble
Easily mixed
Immiscible liquids
All matter exists in 1 of 5 different physical forms, including solid ,liquid ,gas, or vapor and
Lymph
Milk
Blood
Plasma
Plasma
The binding agent that allows immiscible liquids to join together in an Emulsion is called
A conjoiner
A solvent
An emulsifier
An ion
Emulsifier
A properly formulated emulsion stored under ideal conditions can be stable for up to
Six months three years one year 10 years
Three years
