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Why is it that The yolk of an egg which contains sulfur causes tarnish to form on silver is a physical or chemical change?
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Does knitting causes a chemical change?
Nope. It's a physical change.
What causes chemical and physical changes?
i dont know that is why i am asking
Is burning diesel a chemical or a physical change?
It is a chemical process. The diesel gets compressed with air which in turn causes heat which in turn causes combustion.
Describe the changes that take place when a match burns Are these changes physical or chemical changes?
physical, there is nothing going on but friction, which causes heat, which causes fire.All three are physical.
Is iron left outside to rust a chemical or physical change?
both, every chemical change causes a physical change, or the effects would not be apparent or even noticeable.
Why do some lotions and cosmetics tarnish silver on contact?
Because it contains Sulfur and sulfur reacts with the silver forming hydrogen sulfide, which causes the tarnish
What are the chemical and word equations for the reaction that causes potassium to tarnish?
potassium + oxygen --> potassium oxide
What causes gold to tarnish?
gold doesn't tarnish.
What causes tarnish?
Tarnish is oxidation caused by exposure to air.
What causes silverware to tarnish?
Silverware tarnishes when it comes into contact with substances such as sulfur, oxygen, and moisture. These substances can react with the silver in the silverware, causing it to form a tarnished layer. Exposure to air, certain foods, and cleaning chemicals can also contribute to the tarnishing of silverware.
What are chemical changes in chocolate?
It contains sugar which causes you to gain weight
What causes silverware to rust?
silver ware tarts when yhu leave it in the sun.or yhu make it cold,or puts it in mud or dirt..and that causes it to tarnish.answ2. Rust is a word reserved for the oxidizing iron.Silver will 'tarnish' by absorbing on its surface chlorides and sulphides from the air. [Sterling silver which contains a few % of copper to harden it, will tarnish more readily than pure silver. If you like the tarnish on silver, then call it 'patina'.
What causes chemical and physical changes?
i dont know that is why i am asking
Does knitting causes a chemical change?
Nope. It's a physical change.
How can you causes physicals change?
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition.
Is putting color to icing chemical or physical change?
Coloring causes only a physical change to icing because it does not alter the chemical characteristics of the icing.
Is burning diesel a chemical or a physical change?
It is a chemical process. The diesel gets compressed with air which in turn causes heat which in turn causes combustion.
