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If you cover a burning candle with a glass cup and surround it with water, the flame will eventually go out due to lack of oxygen inside the glass cup. The water surrounding the cup may help dissipate the heat generated by the candle, but it will not affect the flame itself unless the water somehow extinguishes it. It's important to exercise caution when attempting such experiments to avoid accidents.
Will candle produce nitrogen when it's burning? The only substances produced are carbon dioxide, carbon monoxide and water. Under perfect circumstances. So called efficient burning.
Molted wax, ignited cotton thread and oxygen.
The fuel for a burning candle is wax, which is a hydrocarbon. When the candle burns, the wax is converted into carbon dioxide and water vapor through a combustion reaction. This process releases energy in the form of heat and light.
Burning a candle involves a chemical change, as the wax is being oxidized by the oxygen in the air to produce heat, light, carbon dioxide, and water vapor. This process is irreversible and results in the formation of new substances, which is characteristic of a chemical change.
If you cover a burning candle with a glass cup and surround it with water, the flame will eventually go out due to lack of oxygen inside the glass cup. The water surrounding the cup may help dissipate the heat generated by the candle, but it will not affect the flame itself unless the water somehow extinguishes it. It's important to exercise caution when attempting such experiments to avoid accidents.
Burning produces carbon dioxide and water; water cools when it reaches the walls and becomes dew.
Burning a candle next to a glass of water can create a visually interesting effect and serve a practical purpose. The heat from the candle melts the wax and produces vapor, while the flame consumes oxygen, leading to a decrease in air pressure inside the glass. If the flame goes out, the cooling air inside the glass creates a vacuum that can draw water up into the glass, demonstrating principles of air pressure and atmospheric science. This simple experiment can be a fun way to explore concepts in physics and chemistry.
the products of a burning candle are water vapor and carbon dioxide
A burning candle produces water vapor and carbon dioxide gas.
the candle light turns off when the cup is placed over the candle and water rushes in due to atmospheric pressure . when cup is placed on the candle all the air goes out and the glass lifts up due to the atmospheric pressure releases from outside of the cup as there is no air inside to balance the pressure exerted out of the cup . thus when the glass lifts up and the water gets into the cup .
Will candle produce nitrogen when it's burning? The only substances produced are carbon dioxide, carbon monoxide and water. Under perfect circumstances. So called efficient burning.
Molted wax, ignited cotton thread and oxygen.
The word equation for a candle burning in the air is: Wax + Oxygen → Carbon Dioxide + Water + Light + Heat.
If burning, the candle will use up all the oxygen and go out.
The main cause is that the glass is covering warmer air, heated by the flame, in the beginning. When the flame extinguishes, the air inside the glass starts to cool. Universal Gas Law: PV/T = a constant. Assume P = a constant too (the atmosphere pressure has changed little). Since the air temperature drops, the volume has to shrink too. The water rises up the glass a little to equalize the pressure.
The fuel for a burning candle is wax, which is a hydrocarbon. When the candle burns, the wax is converted into carbon dioxide and water vapor through a combustion reaction. This process releases energy in the form of heat and light.