formation of gas, formation of a precipitate, change im color, change in odor
Change of shape can not be used to indicate a chemical reaction has happened. Examples of evidence of a chemical reaction are changes in odor or color.
a physical change or a chemical change
No, a chemical change. Taste and smell are indicators of chemical composition, so a change in those would indicate a chemical change.
Yes
No chemical change happens, though a consequential change probably will.
Digested food , soured milk, Statue of Liberty , and cake mix batter
Change of shape can not be used to indicate a chemical reaction has happened. Examples of evidence of a chemical reaction are changes in odor or color.
Digested food , soured milk, Statue of Liberty , and cake mix batter
They write a chemical equation.
Digested food , soured milk, Statue of Liberty , and cake mix batter
a physical change or a chemical change
a physical change or a chemical change
No, a chemical change. Taste and smell are indicators of chemical composition, so a change in those would indicate a chemical change.
Yes
thunder
Yes. Research litmus paper.
No chemical change happens, though a consequential change probably will.