Vocab
Mass is defined as
what is the measure of the amount of "stuff" in an object
Chemical Change
Changing the actual substance of the material
What is two or more elements that are chemically combined
The smallest unit of an element
What is an Atom
The Element Hydrogen is denoted as
What is H
matter is defined as
what is Anything that has mass and takes up space
Chemical properties are...
Properties that can only be measured by changing the identity of the substance
Oil and Water would be an example of what type of mixture?
What is Heterogenous mixture
Does not look the same throughout
You can easily separate the different parts
smallest unit of most compounds
The element Zinc is denoted as
What is Zn
building blocks of matter are also known as
what is Elements
Formation of a gas would indicate
What is chemical change
A mixture that has different parts, but looks the same throughout is
what is a Homogenous mixture
Particles are well mixed, so you can not easily separate the different parts
Pure substances are defined as?
substances that cannot be broken down further by physical means
What is Pb
Weight is defined as
What is the amount of the force exerted on an object due to gravity
A precipitate is
What is a Solid formed from combining two liquids
What would tell you that a mixture has released or absorbed energy
This element has the smallest atomic mass.
What is hydrogen
The element Gold is denoted as
What is Au
Physical change is defined as
what is Changing of one or more of the physical properties
Does not change the identity of the substance
Bubbles & a new odor appearing in a liquid would indicate
what is Chemical change
this is the most abundant compound on planet earth
What is H2O or water
These are smaller than an atom
What are Subatomic particles (such as electrons/neutrons/protons)
The element Tin is denoted as
what is Sn