ECPI 2022 - BIO 111 - CH2
Matter - Answer-Anything that takes up space and has mass ______ is composed of elements . Solids ,
liquids , and gases are matter .
Mass - Answer-Amount of matter present
Weight - Answer-Heaviness due to gravitational pull on mass. (On earth)
Chemistry - Answer-Studies composition , properties , interaction of matter
Biochemistry - Answer-Biological chemistry , which studies physiological process and disease
Elements - Answer-Simplest types of matter with certain chemical properties . There are 92 naturally
occurring ___________ .
Compounds - Answer-Chemical combinations of different elements
Atoms - Answer-Smallest particles of an element that have properties of that element
, Atoms - Answer-Composed of subatomic particles
Protons - Answer-( equals the atomic numbers ) Large particles ; carry a single positive charge ( + )
Found in the nucleus .
Neutrons - Answer-Large particles ; carry no electrical charge / neutral charge
Electrons - Answer-Small particles ; carry a single negative charge ... found in the orbital region / shell
around the nucleus
Octet rule - Answer-(2-8-8)
Atomic Number - Answer-Number of protons in the nucleus of an atom of a specific element
Mass Number - Answer-The number of protons plus the number of neutrons in one atom, Electrons
contribute very little to the _____ of the atom because they are so light .
Molecule - Answer-Particle formed when two or more atoms chemically combine
Compound - Answer-Particle formed when two or more atoms of different elements chemically combine
Molecular formulas - Answer-Depict the elements present and the number of each atom present in the
molecule
ALL COMPOUNDS ARE MOLECULES , BUT NOT ALL MOLECULES ARE COMPOUNDS - Answer-ALL _____
ARE _____ , BUT NOT ALL _____ ARE _____
Matter - Answer-Anything that takes up space and has mass ______ is composed of elements . Solids ,
liquids , and gases are matter .
Mass - Answer-Amount of matter present
Weight - Answer-Heaviness due to gravitational pull on mass. (On earth)
Chemistry - Answer-Studies composition , properties , interaction of matter
Biochemistry - Answer-Biological chemistry , which studies physiological process and disease
Elements - Answer-Simplest types of matter with certain chemical properties . There are 92 naturally
occurring ___________ .
Compounds - Answer-Chemical combinations of different elements
Atoms - Answer-Smallest particles of an element that have properties of that element
, Atoms - Answer-Composed of subatomic particles
Protons - Answer-( equals the atomic numbers ) Large particles ; carry a single positive charge ( + )
Found in the nucleus .
Neutrons - Answer-Large particles ; carry no electrical charge / neutral charge
Electrons - Answer-Small particles ; carry a single negative charge ... found in the orbital region / shell
around the nucleus
Octet rule - Answer-(2-8-8)
Atomic Number - Answer-Number of protons in the nucleus of an atom of a specific element
Mass Number - Answer-The number of protons plus the number of neutrons in one atom, Electrons
contribute very little to the _____ of the atom because they are so light .
Molecule - Answer-Particle formed when two or more atoms chemically combine
Compound - Answer-Particle formed when two or more atoms of different elements chemically combine
Molecular formulas - Answer-Depict the elements present and the number of each atom present in the
molecule
ALL COMPOUNDS ARE MOLECULES , BUT NOT ALL MOLECULES ARE COMPOUNDS - Answer-ALL _____
ARE _____ , BUT NOT ALL _____ ARE _____
