Elements, Compounds, and Molecules
What is Table Salt an example of?
A Compound
Honey is an example of this physical property.
What is viscosity?
The starting materials in a chemical reaction.
What is a reactant?]
Oxygen is this type of pure substance.
What is an element?
What are the 3 states of matter?
solid, liquid, gas
How many atoms are found in an element?
one (1)
The ability for a solid to be hammered or shaped without shattering.
What is malleability?
A reaction where energy is released.
What is an exothermic reaction?
Anything that takes up space or volume.
What is matter?
Energy addition or removal
What is not separable into simpler substances?
An Element
Mass divided by volume.
What is density?
An odor change is a sign of this change.
What is a chemical change?
This mixture isn't mixed well.
What is a heterogeneous mixture?
How does energy affect molecules?
more energy makes them move faster
What are two or more atoms chemically combined?
A Compound
The ability to oxidize is an example of this property.
What is a chemical property?
Using a battery is an example of this property.
What is a chemical change?
Separating materials based on their boiling point.
What is distilation?
Identify Deposition, Sublimation, and Condensation
Sublimation: Solid to gas
Condensation: Gas to liquid
All Compounds are an example of ___ but not all ___ are Compounds
Molecules
Something with a higher density then water would _____.
What is a physical sink?
Freezing is an example of ______ energy.
What is taking away energy?
The smallest part of an element is this.
What is an Atom?
What are the laws of conservation of mass and energy?
Law of Conservation of Mass: After a chemical or physical change, mass stays the same.
Law of Conservation of Energy: After a chemical or physical change, energy is still the same.