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nitrifying bacteria

Subject: 

  • Physical Sciences

convert nitrites into nitrates or ammonium ions into nitrites.

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non-electrolytes
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molecular covalent compounds that do not conduct electricity in water.

activated complex
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a temporary unstable high energy composition of atoms representing a transition step between the...

amorphous
Subject:
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a substance in which the atoms are packed randomly.

concentrated acid
Subject:
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a solution containing much acid dissolved in little water.

polyprotic acid
Subject:
Physical Sciences

can donate more than one proton.