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What is the physical and chemical change that occurs when a birthday candle is lit on a cake?
There are multiple physical changes and chemical changes that occur when a candle burns. One physical change is that the candle melts back into liquid wax. One chemical change is flame burning on the wick.
What physical and chemical changes occur when a wax candle burn?
Some wax burns, and as it does so, chemical changes occurs. Wax converts to CO2, CO, and H2O. That is an exothermic reaction The rest of the wax melts with the increased temperature. That is the physical change.
What kind of chemical change can you see when a candle burnes?
When a candle burns, a chemical change known as combustion occurs. The heat from the flame is used to vaporize the wax, which then reacts with oxygen in the air to produce carbon dioxide and water vapor. This chemical reaction releases heat and light, which is what we see as the flame.
A chemical change occurs when a piece of wood is?
When you burn wood a chemical change occurs.
What happens to chemical change during a chemical change?
when a chemical change occurs, chemical bonds are broken up
Identify 1 phyiscal change that occurs as the candle burns?
The wax melts
A chemical change occurs when what?
Chemical Change: A chemical change is when the product has changed completely to a new product.
When you use a match to light a candle multiple what type of energy occurs?
Chemical energy in the match is converted to thermal energy, which produces heat to ignite the candle.
Are intestines a chemical or physical change?
Digestion that occurs in the intestines is a chemical change.
What happens when a chemical change occurs?
Chemical Change: A chemical change is when the product has changed completely to a new product.
What is produced as a result of chemical reactions?
Chemical change occurs
What is the melting candle wax that is dripping down the side of the candle an example?
The melting candle wax dripping down the side of the candle is an example of a physical change. This occurs when the solid wax is heated and transitions into a liquid state due to the heat from the flame.
