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cbdancer032895 cbdancer032895
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6 years ago
Which of following statements best defines a combination or synthesis reaction?
 
  a. When two or more simpler substances combine to form a more complex substance.
  b. A complex substance that is broken down into several simpler substances.
  c. An element and a compound reacts so that the free element replaces an element in the compound.
  d. When there is an exchange of the positively charged ions in two compounds.
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6 years ago
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