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chem practice exam 1
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Classify the material:
oxygen gas
Element
Classify the material:
air
HOMO mixture
Classify the material:
Sea water
Homo mix
Classify the material:
Calcium Chloride
Compound
Classify the material:
Sugar solution
Homo mix
Classify the material
Rock
Hetero Mix
Classify the material
Gold
Element
Classify the material:
Water
compound
Classify the material:
Glucose
Compound
Classify the material:
Milk
Hetero Mix
Physical/chemical change
Rusting iron
Chemical
Physical/chemical change
Melting of wax
physical
Physical/chemical change
Condensation of steam
Physical
Physical/chemical change
Sublimation of Iodine
Physical
Physical/chemical change
cutting wood
Physical
Physical/chemical change
Burning gasolin
Chemical
Physical/chemical change
Dissolving sodium chloride
Physical
Physical/chemical change
Boiling water
Physical
Physical/chemical change
Cooking pasta
Chemical
Physical/chemical change
Photosynthesis of plants
Chemical
Physical/chemical change
Burning of oil
Chemical
Physical/chemical change
Dissolving of salt
Physical
Physical/chemical change
Boiling an egg
Chemical
Physical/chemical change
Souring of milk
Chemical
Physical/chemical change
A leaf turning brown
Chemical
Physical/chemical change
Chewing of food
Chemical
Physical/chemical change
Electrolysis of water
Chemical
_____ state of material with no fixed shape and fixed volume.
Gas
____ study of matter to molecular level.
Chemistry
___ pure substance which cannot be broken down.
Element
____ well established hypothesis
Theory
____ cannot be modified with time.
Scientific law
_____material with no fixed composition.
Mixture
____ technique used to separate miscible liquids
Distillation
____ anything that has mass and volume
Matter
____ chemical combination of two or more elements in a fixed ratio.
Compound
___ composition varies through different region.
Hetero Mix
___ amount of energy required by 1 gram of water to change by 1 degree celcius
Calorie
____ energy of particles in motion
Kinetic
Author
babyg7207
ID
238420
Card Set
chem practice exam 1
Description
chem practice- definition- fill in the blanks- physical & chemical changes - subatomic particles
Updated
2013-10-02T22:17:44Z
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