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Which of these is a chemical change?
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
The process of changing states from a liquid to a gas is called
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
Which of the below answers is a property of a liquid?
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
The law of conservation of mass states
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
Which one of the following is evidence that a physical change has occurred?
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
A chemical change is different than a physical change because in a chemical change __________.
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
In a chemical equation, which side of the yeilds arrow would you find the reactants?
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
In a chemical reaction, the total mass of the reactants is
A new substance is formed and in a physical change no new substance is formed.
atoms slide past on another
evaporation
burning leaves
left side
Change in the state of matter
Matter is conserved during a chemical reaction.
Exactly equal to the total mass of products
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