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What should not be used to indicate a chemical reaction?
Change of shape can not be used to indicate a chemical reaction has happened. Examples of evidence of a chemical reaction are changes in odor or color.
What change in a physical property of matter can indicate?
A change in a physical property of matter can indicate a physical change, such as a change in state (solid to liquid), color, shape, or texture. These changes do not alter the chemical composition of the substance.
What are four things that indicate that a chemical change probably happened?
Production of gas: If there is a sudden release of gas, bubbling, or fizzing, it may indicate a chemical change. Formation of a precipitate: A solid substance forming in a solution can indicate a chemical change has occurred. Color change: A visible change in color of the substance can be a sign of a chemical reaction. Change in temperature: A noticeable temperature change, either an increase or decrease, can be an indicator of a chemical change taking place.
Is frying a burger a chemical change?
Yes, frying a burger is a chemical change because the heat causes the Maillard reaction to occur, which results in browning and flavor development in the meat. This chemical reaction alters the composition of the burger, creating new compounds that affect its taste and texture.
Why do you need indicators of chemical change?
Indicators of chemical change are needed to detect when a chemical reaction has occurred. They can provide visual cues, such as color changes or gas production, that indicate a chemical transformation has taken place. These indicators help scientists and chemists monitor and understand the progress of reactions.
What do scientists do to indicate a chemical change occurrence?
They write a chemical equation.
What should not be used to indicate a chemical reaction?
Change of shape can not be used to indicate a chemical reaction has happened. Examples of evidence of a chemical reaction are changes in odor or color.
What change in a physical property of matter indicate?
a physical change or a chemical change
Which observation does not indicate that a chemical reaction has occured?
A change in state, such as boiling or melting, does not always indicate a chemical reaction has occurred. It could be a physical change.
What are four things that indicate that a chemical change may have taken place?
Change in color: If the substance changes color during a reaction, it may indicate a chemical change. Formation of gas: Production of gas bubbles, fizzing, or bubbling is a sign of a chemical change. Temperature change: Significant heat or cooling effects can indicate a chemical reaction is occurring. Formation of a precipitate: When a solid substance forms in a solution, it suggests a chemical change has taken place.
What change in a physical property of matter can indicate?
A change in a physical property of matter can indicate a physical change, such as a change in state (solid to liquid), color, shape, or texture. These changes do not alter the chemical composition of the substance.
Is a wart chemical change?
Warts development involve chemical changes.
Why does the sound of thunder indicate a physical change rather than a chemical change?
thunder
Is change in color a clue that can indicate a chemical change?
Yes. Research litmus paper.
What is are four things that indicate that a chemical change probably happened?
Four things that indicate a chemical change probably happened include color change, formation of a precipitate, evolution of gas, and change in temperature. These signs suggest that a new substance with different chemical properties has been formed.
Which Property that could be used to indicate physical or chemical change?
state
Is heat light and change in odor indicate a physical change?
Heat, light, and change in odor can indicate a physical change depending on the context. For example, melting ice into water is a physical change because it does not alter the chemical composition of the substance. However, if a substance undergoes a chemical reaction that results in heat, light, and change in odor, then it would be considered a chemical change.
