Match each vocabulary word with the correct definition. Vocabulary words:

(Ion, compound, solute, organic, atom, element, reactant, solvent.)

Definitions:

"substance composed of two or more different types of atoms"

"smallest particle of matter still retaining the same chemical and physical properties"

"substance that is made from only one type of atom"

"a chemical compound which contains carbon"

"charged atom or particle"

"substance in a solution that is dissolving"

"a starting substance in a chemical reaction"

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the population of unionid mussels in the hudson river decreased after zebra mussels were introduced. zebra mussels, a nonnative species, competed with the unionid mussels for food. the zebra mussels were able to outcompete the unionid mussels, allowing the zebra mussel population to increase dramatically over six years. the unionid mussel population decreased due to a lack of food.

hope this :

a physical change biology

explanation: