Test Questions 11/9/15
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Characteristics of a substance that can be measured or observed without changing the identity of the material is.. | Physical Property
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| All of the following are chemical reactions except | Melting ice
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| Which of the following is NOT evidence of a chemical change | Color changing
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| Which of the following is an example of a chemical chnge | iron rusting
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| what is the difference between a chemical ad physical change | A chemical change is when a new substance is created and a physical change is when nothing new is created
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| what is the difference between a physical and chemical property | chemical property is a chemical that has not reacted in any way
a physical property the characteristics of a substance
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| what is the difference between a chemical change and a chemical property | a chemical property has not reacted and a chemical change has
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| what is the difference between a physical property and physical change | a physical property is the characteristics and a physical change is changing the form of the subctance
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| why is boiling water not a chemical reaction | because the water is not changing it is still water
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| a reaction that starts as one thing and ends up as two new chemicals | Decomposition
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| combines two chemicals into one new chemical | Synthesis
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| replaces one element | Single replacment
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| what reaction type will switch two molecules | Double replacement
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| starts with 6 carbon atoms end with... | 6 carbon atoms
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| two substances weigh 25g each what is the weight of the products | 50g
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| how does a balanced chemical equation satisfy the law of conservation of mass | because it shows that you can not create or destroy matter you can only change it
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| what is the difference between a molecule and an atom | a molecule is made of atoms and an atom is the smallest unit of matter
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Created by:
LeeaMc
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