Physical vs. Chemical
E,C,M
Chemical RXNs
Miscellaneous
Miscellaneous
100
Chocolate melting, dissolving sugar in water, water evaporating
What is a physical change?
100
Made up of one type of atom
What is an element?
100
On the left side of the arrow in a chemical reaction
What is a reactant?
100
Mass/Volume
What is density?
100
In this phase of matter, molecules are vibrating
What is a solid?
200
Burning toast, reacting baking soda and vinegar, Baking a cake
What is a chemical change?
200
Made up of two or more different types of atoms chemically combined
What is a compound?
200
On the right side of the arrow in a chemical reaction 
What is a product?
200
Rubbing alcohol is less dense than water so it would _________
What is float?
200
Kinetic energy ____________ as molecules change from a liquid to a solid
What is decreases?
300
Color, density, volume, luster, malleability, shape
What is a physical property?
300
Made up of elements and compounds, not chemically bonded together
What is a mixture?
300
Matter cannot be created or destroyed
What is the Law of Conservation of Mass?
300
How many protons are in Carbon? 
What is 6?
300
Solubility is a ___________ property
What is a physical property?
400
Flammability, ability to combust, ability to react with water
What is a chemical property?
400
Fill in the blanks with molecule and compound. Every _______________ is a ________________ but not every _______________ is a _________________
Every compound is a molecule but not every molecule is a compound
400
This happens to atoms within molecules during a chemical reaction
Atoms are rearranged
400
The number of neutrons in this element is 4
What is lithium?
400
In this type of change, matter only changes form
What is a physical change?
500
Phase changes are an example of....
What is a PHYSICAL CHANGE!?!?!?!?!?!?
500
Sugar, Salt, Water are each examples of
What is a compound?
500
How many atoms of hydrogen are in 2 molecules of water?
What is 4?
500
This phase of matter has the most kinetic energy
What is a gas?
500

Darlene mixes Substance X with Substance Y to form Substance Z. Substance Z is an example of

What is a physical change or mixture?