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What takes place when changes in pressure temperature or chemical makeup alters a rock?
Wiki User
∙ 8y ago
It becomes a metamorphic rock, altered by heat, pressure, or hot fluids.
Wiki User
∙ 14y ago
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What alters the form or phase of a sudstance but not its chemical identity?
Heat or pressure can change its form but not chemical identity.
What changes are evidence for a chemical change?
Remember that a chemical change is anything that alters the identity or composition of a substance. So something such as color change, a solid being formed, a gas being produced or temperature changing would constitute a chemical change.
Is digestion of food physical change or chemical change?
Both, It physically alters the excrement and chemically changes the nutrients.
What are the factors classified as chemical and physical reaction?
a chemical change alters the materials chemical makeup and physical change just alters the appearance and it remains with the same chemical composition
What kind of process alters molecular composition?
A chemical reaction alters molecular composition.
How does catalyst effect chemical change?
A catalyst alters the rate of a chemical reaction.
What is one thing that will happen in order to signify a chemical change?
If I understand your question correctly, it would be a change in composition that signifies a chemical change. Physical changes are only appearance, while a chemical change alters the substances' entire composition.
What is the substance that alters the speed of chemical action?
catalyst
What is phsycoative in?
Psychoactive substance is in a very popular drug. It is a chemical substance helps the primarily central nervous system it alters brain function which changes the mood and behavior.
In a physical change a substance changes its but not its identity?
A physical change alters a given material without changing its chemical_____?
What is the name of chemical that change rock into brownish colour?
A chemical that alters the apparent color of a substance is a dye.
Is corrode a physical or chemical process?
Corroding a substance would be a chemical change because it alters the composition of the material being corroded.
