A group of students measured the density, the state of matter at 25 degrees Celsius, reactions with water, and reactions to a flame and recorded the data in the table below:
Based on the results, what can be determined about the substances?
options:
a. All substances experienced a chemical change.


b.Argon did not experience a chemical change.


c.Only sodium experienced a chemical change.


d.Only Hydrogen gas and Sodium experienced a chemical change