0
Is a red blood cell placed in distilled water will swell and burst a chemical or physical change?
Wiki User
∙ 12y ago
When a red blood cell is placed in distilled water it will swell and burst. This is a physical change.
Wiki User
∙ 9y ago
Add your answer:
Earn +20 pts
Is hot glass cracking when placed into cold water a chemical or physical change?
It is a physical change because the chemical composition of the glass does not change.
When Acid is placed into limestone and produces carbon dioxide gas is this a physical or a chemical change?
This is a chemical change.
When Liquid ethyl alcohol turns into a solid when placed in a low-temperature freezer a chemical reaction?
It does but it is Not a chemical change its physical change...
If an ice cube is placed in a pot that is heated what will happen after it has melted is it a chemical or physical change?
When ice melts and becomes a liquid it is a physical change. When the liquid boils and becomes gaseous it is a physical change. It is a chemical change when the molecular structure has been changed in some way, here it has not.
Why doesn't the temperature change when diluting HCl with distilled water?
It does change, it is just not as noticeable as with sulfuric acid. If a thermometer is placed in HCl and water added, a change will be noticed.
Is hot glass cracking when placed into cold water a chemical or physical change?
It is a physical change because the chemical composition of the glass does not change.
When Acid is placed into limestone and produces carbon dioxide gas is this a physical or a chemical change?
This is a chemical change.
When Liquid ethyl alcohol turns into a solid when placed in a low-temperature freezer a chemical reaction?
It does but it is Not a chemical change its physical change...
Does a physical or chemical change occur when aluminum foil is placed into liquid bromine and a white solid forms?
Chemical
When placed in H2O a sodium pellet catches on fire as hydrogen gas is liberated and sodium hydroxide forms chemical or physical change?
It is a Chemical change
Is decomposing water by passing an electric current through it a chemical or physical change?
Exploding of potassium metal when placed in water
If an ice cube is placed in a pot that is heated what will happen after it has melted is it a chemical or physical change?
When ice melts and becomes a liquid it is a physical change. When the liquid boils and becomes gaseous it is a physical change. It is a chemical change when the molecular structure has been changed in some way, here it has not.
Why is buoyancy a physical change?
It is physical because the object doesn't chemical change . the object just pushes upward in water of liquid and gas( air) on an object placed in it.
Is buoyancy a physical change?
It is physical because the object doesn't chemical change . the object just pushes upward in water of liquid and gas( air) on an object placed in it.
Is breaking pencil a chemical change?
Sharpening a pencil is a physical change, because there is no change to the chemical makeup of the pencil when sharpening it. It is simply chunks of wood being sliced off to reveal more of the lead.It is a physical change.
When adding silver nitrate to salt water does it undergone a chemical or a physical change?
anytime any elements/mixtures are placed together it is a chemical change... a physical change is if the silver nitrate is by itself and changed it physical appearance but is the same element (like if a human changes there clothes)
Is a sodium pellet placed in water catches fire and gives off hydrogen gas a physical or chemical change?
That is a chemical change. You are seeing a chemical reaction, where the sodium reacts with the water, forming sodium hydroxide and hydrogen gas.
