Answer:
The attractive force between them decreases
Explanation:
This is because they become localised.
Answer:
Observing. This is the most basic skill in science. ...
Communicating. It is important to be able to share our experiences. ...
Classifying. After making observations it is important to notice similarities, differences, and group objects according to a purpose. ...
Inferring. ...
Measuring. ...
Predicting.Explanation:
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Pure Substances cannot be separated easily or, sometimes at all.
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3NO₂ + H₂O→2HNO₃ + NO
n(NO)=n(NO₂)/3
n(NO)=0.83/3=0.277 mol