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Is mixing two substances and light is produced a chemical or physical change?
Wiki User
∙ 11y ago
chemical
Wiki User
∙ 11y ago
Anonymous
chamical change
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Is mixing nitric and copper metal a physical change?
It is a chemical change. As new substances are produced.
Does physical change differ from a chemical in that waste products are formed through chemical changes?
Yes,physical change is different in chemical change because chemical change form a new substances or product that may arise into two substances held in chemical change
Is it true that if a physical change that occurs when a substance changes composition by forming one or more new substances?
No. That is a chemical change. In a physical change, their is no change in chemical composition forming one or more new substances.
When a substance undergoes a phase change what occurs a particle change a chemical change a new substance is formed a physical change?
When a substance changes phase, this is a physical changerather than a chemical change. When water freezes to become ice, or when ice melts to become water, its all physical.
Changes in which no new kinds of matter are produced is called?
A chemical change. Chemical changes can also be indicated if energy is given off. Physical changes on the other hand do not produce energy or produce new substances.
What is produced by a chemical change?
Unlike a physical change, a chemical change produces new substances with properties different from those of the original substances.
Is mixing nitric and copper metal a physical change?
It is a chemical change. As new substances are produced.
Is Molding food a chemical or physical change and why?
its a physical joking its a chemical change a physical is one substances, and a chemical change is two or more substances so the answer is to food molding a chemical change
Does not change a substances identity physical or chemical change?
It is a physical change.
Is it a physical change or a chemical change when substances combine to make new substances with new properties?
Chemical change.
When substances are formed that are different from the starting substances has physical change occurred?
A chemical reaction is a chemical change.
Is a new substances produced in a chemical change?
It depends , how many are produced .
Is ability to react with other substances chemical or physical?
This is a chemical reaction. When substances change you can call it chemical.
What are facts about physical and chemical change?
Chemical changes take place on the molecular level
When sugar is dissolving is that a chemical or physical change?
The change is physical because the change is reversible. Evaporate the water and you are left with the sugar, no new substances are produced; the sugar stays sugar and the water, water.
Is a burning wood into ashes and smoke a physical or chemical change?
Burning wood is a chemical change - although, like most chemical changes it is accompanied by a physical change. Usually we reserve the term physical changes for things like erosion, melting, or evaporation where no change in composition occurs.
How is chemical change different from physical change?
During a chemical change the nature of substances is changed.
