It is not directly over a flame because it depends on the substance you might not want to heat it too much.you never know what could happen
Answer:
D) forms hydronium ions in water
Explanation:
Texture and conductivity are physical properties which makes answer A and B wrong. Answer C does not refer to a chemical reaction.
Oh that’s crazy I need help
None, it’s solar radiation
The answer is (kg) Kilogram
