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Is tarnishing silver a physical or chemical change?
Chemical Change.--its tarnish!
Is a silver tarnish a physical or chemical change?
It is a chemical change. Oxygen from the air combined chemically with the silver to form silver oxide- that is the tarnish.
Is cornstarch a chemical or a physical change when vinegar is added?
When vinegar is added to cornstarch, it undergoes a physical change. The vinegar interacts with the cornstarch molecules, causing them to form a non-Newtonian fluid, which changes the physical properties of the mixture.
Is cleaning a penny with vinegar and salt a physical or chemical change?
Cleaning a penny with vinegar and salt is a chemical change. The vinegar (acetic acid) reacts with the salt (sodium chloride) to form a chemical compound that removes the tarnish on the copper surface of the penny. This reaction changes the composition of the penny's surface, making it appear shiny and clean.
Is it a physical or chemical change when you mix cornstarch and vinegar together?
When you mix cornstarch and vinegar together, it is a chemical change. This is because a new substance is formed due to the reaction between the cornstarch and vinegar.
Is salt and vinegar removing tarnish from a penny physical or a chemical change?
Removing tarnish from a penny with salt and vinegar is a chemical change. The reaction between the salt, vinegar, and tarnish on the penny results in the formation of new substances that remove the tarnish.
Is Removing tarnish from silver a physical or chemical change?
1. Mechanically removing: physical process 2. Chemically removing: chemical process
Is tarnishing silver physical change or chemical?
Chemical Change.--its tarnish!
Is tarnishing silver a physical or chemical change?
Chemical Change.--its tarnish!
Is tarnishing a silver physical or chemical change?
Chemical Change.--its tarnish!
Is a silver tarnish a physical or chemical change?
It is a chemical change. Oxygen from the air combined chemically with the silver to form silver oxide- that is the tarnish.
Is mixing oil and vinegar a chemical or a physical change?
physical- there's no chemical change.
Is cornstarch a chemical or a physical change when vinegar is added?
When vinegar is added to cornstarch, it undergoes a physical change. The vinegar interacts with the cornstarch molecules, causing them to form a non-Newtonian fluid, which changes the physical properties of the mixture.
Is sugar in vinegar a chemical or physical change?
The addition of sugar to vinegar is a physical change because no new substances are formed. Sugar dissolves in the vinegar, but the chemical composition of both sugar and vinegar remains the same.
Is cleaning a penny with vinegar and salt a physical or chemical change?
Cleaning a penny with vinegar and salt is a chemical change. The vinegar (acetic acid) reacts with the salt (sodium chloride) to form a chemical compound that removes the tarnish on the copper surface of the penny. This reaction changes the composition of the penny's surface, making it appear shiny and clean.
Is vinegar and baking soda a physical change or a chemical change?
It is a chemical change
When whine turns to vinegar is it a chemical or physical change'?
its a chemical change
