How can the chemical and/or physical properties of substance you learn more about its behavior?

Explanation:

Making a list of chemical and physical properties of different substances, will makes the study of these substances easier. The physical properties like mass density volume of a substance helps in measuring and knowing the amount of substance taken for a certain use.

While Enlisting the chemical properties of certain substances we see which two substances can be mixed or are allowed to react to get some required substance just by looking at the list without performing a sample reaction to check every time.  

the answer is true.

no, the red giant is the hottest with 2.00.000.000 degrees celsius. while the white dwarf only 25,000 degrees celsius.