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When you dissolve solid sugar into water,this new solution will taste sweet.The sugar went through a chemical change.

A) True
B) False

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Liquid and gas molecules can be compressed while in a solid,the molecules are incompressible.

A) True
B) False

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Chemical properties of a substance are those that can be observed without changing the composition of a substance.

A) True
B) False

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Saltwater is a homogeneous mixture.

A) True
B) False

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A compound is a substance that cannot be broken down into a simpler substance.

A) True
B) False

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Matter is defined as anything that is visible to the human eye.

A) True
B) False

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If a solid piece of shiny sodium metal is exposed to chlorine gas,a large amount of heat is released and the white solid sodium chloride (table salt) forms.Based on this information,which of the following statements is TRUE?


A) This process represents a physical change.
B) Mass is lost during this process.
C) Sodium chloride is an element.
D) This process was exothermic.
E) none of the above

F) B) and C)
G) A) and E)

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What type of energy is associated with the burning of gasoline?


A) kinetic
B) potential
C) electrical
D) chemical
E) none of the above

F) A) and B)
G) A) and E)

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Which of the following is NOT an example of matter?


A) a pencil eraser
B) a balloon full of helium
C) a dust particle
D) heat from a burning candle
E) none of the above

F) A) and D)
G) A) and C)

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A solid form of matter in which there is long range repeating order is called ________.


A) amorphous
B) rigid
C) crystalline
D) fixed
E) none of the above

F) A) and E)
G) C) and E)

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