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WorksheetsChemistry Midterms Part 3
Total questions: 19
Worksheet time: 10mins
a characteristic that can be observed without changing the identity and composition of the substance
Physical Property
Chemical Property
Extensive or Extrinsic Properties
Intensive or Intrinsic Properties
ability of a substance to undergo changes to transform into a different substance. It describes how a substance reacts with another substance
Physical Property
Chemical Property
Extensive or Extrinsic Properties
Intensive or Intrinsic Properties
ability of a substance to burn when in contact with flame
Flammability
Heat of Combustion
Toxicity
Oxidation
the amount of energy that is released as heat when a substance is burned with oxygen
Flammability
Heat of Combustion
Toxicity
Oxidation
· refers to how much a substance can damage an animal, plant cell, organ or other organism (i.e. lead, chlorine gas, HF, mercury)
Flammability
Heat of Combustion
Toxicity
Oxidation
the gaining of oxygen, losing of hydrogen or losing electrons
Flammability
Heat of Combustion
Toxicity
Oxidation
- the property of matter that depends on the amount of matter present
Physical Property
Chemical Property
Extensive or Extrinsic Properties
Intensive or Intrinsic Properties
- The property of matter that depends on the kind of matter in a sample, not on the amount of matter present
Physical Property
Chemical Property
Extensive or Extrinsic Properties
Intensive or Intrinsic Properties
single kind of matter made of only one type of molecule; have a fixed composition
Pure Substances
Mixture
Element
Compound
made of two or more different substances that are not chemically joined; have a variable composition
Pure Substances
Mixture
Element
Compound
made of only one type of atom; simplest form of matter
Pure Substances
Mixture
Element
Compound
made of two or more atoms bonded together
Pure Substances
Mixture
Element
Compound
a mixture so well mixed you cannot see the different parts
Mixture
Pure Substances
Homogenous Mixture
Heterogenous Mixture
a mixture where you can see the different parts easily
Pure Substances
Mixture
Homogenous Mixture
Heterogenous Mixture
used to separate mixtures of liquid and heavy insoluble solids.
Decantation
Evaporation
Filtration
Distillation
it is done by continuously heating the solution leaving the solid component of the mixture
Decantation
Evaporation
Filtration
Chromatography
is a process where solid-liquid mixture is allowed to pass through a filter paper, trapping the solid in it
Evaporation
Filtration
Distillation
Chromatography
is the process of separating miscible liquids of boiling points such as ethyl alcohol and water
Decantation
Chromatography
Evaporation
Distillation
is the method used to separate components of degrees of solubility using a moving and a stationary fluid
Chromatography
Distillation
Filtration
Decantation
