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Author Question: When solution takes place, the ions of a substance separate in a liquid, and the solid substance ... (Read 127 times)

justinmsk

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When solution takes place, the ions of a substance separate in a liquid, and the solid substance dissolves.
  Indicate whether the statement is true or false

Question 2

Most _____ coal in Europe and North America is bituminous.
 A)Permian
 B)Devonian
 C)Pennsylvanian
 D)Silurian
 E)Cambrian



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SeanoH09

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Answer to Question 1

True

Answer to Question 2

C





 

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