Answer:
B
Explanation:
A chemical change occurred, and this caused the liquid’s physical properties to change.
when we read her experiment we can see that color changed to blue, it is because new products are formed. And the temperature cause this.
Capillary action is defined as the ability of a liquid to go up a narrow space without the help or opposition of external forces. One of the most important factors affecting capillary action is the intermolecular forces within a substance. The higher the IMF, the greater the capillary action. The H-bonding in water gives it greater IMF than acetone, so water has greater capillary action.
Answer:
Law of conservation of energy states that energy can neither be created nor can be destroyed but can be changed from one form to another
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A balanced equation must have the same number of atoms on the both sides of equation.
An "adaptation." It's the natural way that birds of flight adapt to their needs or environment which makes them more efficient. :)