It is an element. Elements are composed of atoms, and atoms of elements combine chemically to form compounds.
Is an element.
A pure element.
element
Element
an element
an element.
Mixture
No. In a physical change, the substance maintains its chemical composition.
Fluorine is a chemical substance - a halogen.
Physical and chemical properties of matter are useful because they can help you identify that substance. For example paper burns very easily and aluminum doesn't, this is how they can be described individually.
During a physical change, the matter of what the substance is made out of doesn't change.
Mixture
A physical state is physical and not chemical Physical Property is observed without changing a substance into another substance. Chemical property is the ability of a substance to change into different substance.
Physical properties can be observed without changing the chemical composition of a substance. Chemical properties can only be observed by changing the chemical composition of the substance. In a physical change, the chemical composition of the substance does not change. In a chemical change, the chemical composition of the substance changes.
No. In a physical change, the substance maintains its chemical composition.
Elements
Fluorine is a chemical substance - a halogen.
Physical and chemical properties of matter are useful because they can help you identify that substance. For example paper burns very easily and aluminum doesn't, this is how they can be described individually.
physical changes do not change the chemical properties of a substance
it s a physical change.
Mostly, it's a chemical substance.
During a physical change, the matter of what the substance is made out of doesn't change.
It is a chemical because it is producing a new substance.