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when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
A chemical reaction
A chemical change is a change of the identity of a substance. Or A chemical change is a change of the substances into a new substance.
chemical
PHYSICAL CHANGE - refers to the change in size, shape, or state of matter. CHEMICAL CHANGE - happens when one chemical substance is transformed into one or more different substance, such as iron becomes rust.
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
when a pure substance undergoes a chemical change it is no longer that same substance. A chemical change changes the identity of the substance. Hope i helped
A chemical reaction
The conversion of one substance to another substance is a chemical change, which happens as a result of a chemical reaction.
A chemical change is a change of the identity of a substance. Or A chemical change is a change of the substances into a new substance.
chemical
PHYSICAL CHANGE - refers to the change in size, shape, or state of matter. CHEMICAL CHANGE - happens when one chemical substance is transformed into one or more different substance, such as iron becomes rust.
substance
A chemical change occurs when this happens.
Nothing. Melting is a physical change and does not alter the chemical composition of a substance.
It is no longer that same substance. A chemical changes the identity of the substance. Individual atoms cannot be broken down into smaller parts by normal physical or chemical change.