Domanda apertaWhen substances go through chemical changes, which of the following will always happen?983views
Domanda apertaWhich process is a chemical change? Is it burning a match, boiling water, melting ice, or breaking glass?1657views1rank
Domanda apertaWhen baking soda and vinegar react, the surface bubbles. What does this most likely indicate?1204views
Domanda apertaWhich property of physical changes explains why matter is conserved in a physical change?1552views
Domanda apertaWhen a substance changes states (melts, evaporates, etc.) it is often what type of change?899views