Most of the surface of the earth is covered with water and looks blue from space.
I’m pretty sure it’s A sorry if wrong
A "FORCE" is required to cause acceleration or cause an object to move.
Answer:
It is a combustion reaction
Explanation:
Answer: Reactivity is not a physical property, it is a chemical property.
Explanation:
Physical property is a value of matter that can be observed and measured without any change in composition of the matter. Examples of physical properties are color, combustion,melting point,boiling point,solubility, texture, appearance, polarity, odor,viscosity, density and many more.
Chemical properties are characteristics that are obvious or seen when substances undergo chemical reaction. Examples are reactivity,toxicity, acidity, flammability, and heat combustion.
