Describing Matter
Classifying Matter
Measuring Matter
Changes in Matter
Random
100
Is the study of matter and how matter changes.
What is Chemistry
100
Is a substance that cannot be broken down into any other substances.
What is an element
100
Is a measure of the force of gravity on you.
What is Weight
100
The butter would melt and there would be no more shape.
Describe the changes a butter sculpture would undergo if left in the sun for a few hours
100
The energy stored in the chemical bonds between atoms
What is Chemical energy
200
Is a characteristic of a substance that can be observed without changing it into another substance.
What is Physical Property
200
It is a force of attraction between two atoms
What is a Chemical Bond
200
The Amount of matter in an object
What is mass
200
Alters the form or apperance of matter but does not turn any substance in the matter into a different substance.
What is Physical Change.
200
The ratio of carbon atoms to hydrogen atoms to oxygen atoms in a molecule of dicyclohexyl maleate is 4 to 6 to 1.
Table sugar has the chemical formula C12H22O11. What is the ration of carbon atoms to oxygen atoms in this compound.
300
Is a characteristic of a substance that describes its ability to change into different substances.
What is Chemical Property
300
Heterogeneous
Guacamole is an example of what mixture
300
90 G.
What is the mass of a sample of a substance with a volume of 120 mL and a Density of .75g/mL
300
A change that produces one or more new substances
What is Chemical Change
300
Is a group of two or more atoms held together by chemical bonds.
What is a molecule
400
What is the melting point of table salt.
801C
400
It shows the elements in the the compound and the ratio of atoms
What is a chemical formula
400
The Amount of space in an object.
What is Volume
400
That matter is not created nor destroyed in any physical or chemical change.
What is Law of conservation of mass
400
Helium has no chemical properties.
Helium does not usually react with other substances does this mean that helium has no chemical properties.
500
charcoals chemical property
What is Flamibility
500
By it's physical and chemical properties
How can you tell one element from another
500
Mass is because you can see how much mass is in an object.
Why is mass more useful than weight for measuning matter.
500
Endo= a change in which energy is absorbed Exo= releases energy
What is Endothermic and Exothermic change
500
Is a measure of the mass of a material in a given volume.
What is density
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