Which of the following substances is an element?
A. nitrogen
B. water
C. ice
D. carbon dioxide
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1
Answer:
The air in our environment that is made up of nitrogen and oxygen. ... Substance or Mixture, Compound/Element or Homogeneous/ ... a) copper, carbon, water, and dust. b) ... c) table salt d) carbon dioxide.
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2
ice is an element it is ur answer
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