Properties and Changes
Changes in Matter
Mixtures of Matter
Elements and Compounds
Separation Techniques
100

Solid, gas, plasma, and liquid.

What are the four states of matter?

100

Starting and ending material

What is reactant and product?

100

Unevenly mixed

What is Heterogeneous mixture?

100
Same types of atoms found on the periodic table
What is an element?
100

Separation technique used to separate colors/ pure compounds in a mixture using a piece of paper?

What is chromatography?

200
Ability of a substance to combine with or change into one or more other substances.
What is chemical property?
200
States that mass is neither created nor destroyed
What is conservation of mass?
200

The combination of two or more substances that retain their original properties

What is a mixture?

200
Element can make more than one compound but their ratios are related by small whole numbers
What is law of multiple proportions?
200

A process of separating the component substances from a solid directly to a gas mixture by selective evaporation 

What is sublimation?

300
This physical property depends on the amount of substance.
What is extensive physical property?
300
Energy change, odor change, bubbles produced, color change, or precipitate formed.
What are signs of chemical change?
300
Evenly combined if you sample from top and bottom they will match
What is homogeneous mixture?
300
Compound is the same elements in the same proportion by mass
What is law of definite proportion?
300

Using the boiling point to separate mixtures

What is distillation?

400

Characteristics that can be observed or measured without changing the substance

What is Physical Properties?

400
Alters the chemical composition of a substance
What is Chemical Change?
400

What is the total mass of the products if the reactant 45.8 grams and 13.8 grams 

total= 59.8 grams

400
Components of elements bonded together
What is a compound?
400

Using a porous barrier to separate a mixture that has both a liquid and solid materials in it. 

What is a filtration?

500

Physical property that doesn't depend on amount of substance.

What is an intensive property?

500
Altering a substance without changing the composition
What is physical changes?
500
The products of a reaction are 89.132 grams. There are 4 reactants in the experiment. 1- weighs 15.8 grams, 2 and 3 together weight 34.9 grams, what is the weight of the 4th reactant?

Reactant 4= 38.432 grams

500

On periodic table they are columns (vertical) and these are rows (horizontal)

What are groups and periods?

500

A separation technique using evaporation in a liquid to create a crystalline structure

What is crystallization?

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