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What is a flower petal turning brown a physical or chemical change?
A flower petal turning brown is a chemical change. This is because the process involves a chemical reaction that alters the composition of the pigment in the petal, causing it to change color.
When lpg comes out from the cylinder turns to liquid to gas.is this a chemical change?
The process of LPG turning from liquid to gas is a physical change, not a chemical change. It involves a change in state, from liquid to gas, without any alteration in the chemical composition of the LPG molecules.
Is milk turning sour a physical change?
No, milk turning sour is a chemical change because the bacteria in the milk interact with the lactose to produce lactic acid, changing the composition of the milk.
Do the bubbles in a pot of boiling water for noodles indicate chemical change?
No, the bubbles in boiling water for noodles do not indicate a chemical change. The bubbles are formed due to the physical process of water reaching its boiling point and turning into steam bubbles. This is a physical change, as only the state of the water molecules is changing, not their chemical composition.
A popsicle melting is physical or chemical change?
Melting is a physical change.
Is bannan turning rotten a chemical or physical change?
This is a chemical change.
Is turning of copper into green when exposed into environment physical or chemical change?
It is a chemical change.
Is turning cloudy a chemical change?
A solution turning cloudy is evidence of a chemical change.
Would something turning hot to cold be a chemical change?
A decrease in temperature is a physical change, not chemical.
Is turning brownie mix into brownie a physical change or a physical change?
Turning a brownie mix into brownies is a chemical change. When the ingredients are heated in the over, numerous chemical reactions take place. Because new substances are created in the process, the process is a chemical change.
Cucumber turning into a pickle chemical or physical change?
A little of both...
Is turning on your fireplace a physical change?
Burning of fuels is a chemical process.
Is milk turning sour a physical or chemical change?
Milk turning sour is a chemical change. It occurs due to the fermentation of milk sugars by bacteria, leading to the production of lactic acid, which changes the taste and smell of the milk.
What is a flower petal turning brown a physical or chemical change?
A flower petal turning brown is a chemical change. This is because the process involves a chemical reaction that alters the composition of the pigment in the petal, causing it to change color.
Are eyes turning red due to a lack of sleep a physical or chemical change?
it's a physical irritation.
Is turning bread into toast a physical or chemical change and why?
It is both. You dry the moisture out of the bread. However, the browning is a chemical change, as the chemical bonds are changed.
Is an apple turning brown physical change?
It is both physical and chemical change as it changes its appearance , and it results in a new substance also
