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What are two ways that heat can be involved in a chemical change?
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What are 5 ways to identify chemical reaction?
production of a gas formation of a precipitate change in color transfer of energy (heat and/or light)
How would you determine if a chemical change has occurred?
There are a few ways... 1) the identity of the substance changed 2) there was a gas released (fizzing, bubbles, etc.) 3) color change (even though color change is a physical property, it might be caused by a chemical reaction)
What are four ways to dectect tha a chemical change has occurred?
Signs of chemical reactions may be: - Gas release - Formation of a precipitate - Change of color - Change of odor - Change of pH - Change of aspect - Change of viscosity - Change of the temperature - Visible formation of new compounds
What are three indicators of a chemical reaction occurring?
there are mainly two ways that indicate that a chemical change has taken place. These ways are the physical properties (the way things look, without changing the chemical makeup of a substance) are different, and the chemical properties (the way the substance reacts with other substances) are different.
What are ways to change the chemical property of paper?
so far the ones I know are decomposing it and burning it hope that helped!
What are two ways heat can be involved in chemical change?
heat can be one of the products as in a combustion reaction and it can be used as a catalyst
What are the ways that heat takes part in a chemical changes?
Heat can be involved in a chemical reaction that is endothermic(absorbs heat) or that is exothermic(releases heat)
What two ways is energy involved in a chemical reaction?
When a chemical change occurs, there are two types of ways heat can be involved. In an endothermic reaction, more heat enters the reaction than leaves. In an exothermic reaction, more heat leaves the reaction than enters.
What are 3 ways you know a chemical change has taken place?
Three signs of a chemical reaction include the release or absorption of heat, a change in color, and the creation of a gas or a precipitate.
What are 5 ways to identify chemical reaction?
production of a gas formation of a precipitate change in color transfer of energy (heat and/or light)
Ways that burning changes the nature of wood?
heat change in shape change in size change is texture, I think those are right anwser
How would you determine if a chemical change has occurred?
There are a few ways... 1) the identity of the substance changed 2) there was a gas released (fizzing, bubbles, etc.) 3) color change (even though color change is a physical property, it might be caused by a chemical reaction)
Various ways of energy conversion in nature?
Radiation to chemical (plants). Chemical to mechanical (animals). chemical to heat (all living things).
What are the ways rates of chemical change can be changed?
Rate of chemical change can be altered by 1. Changing the temperature. 2. Changing the pressure (if gases are involved). 3. Changing the particle size of a solid reactant. 4. Changing the concentration of a dissolved reactant. 5. Adding a suitable catalyst.
What are ways heat can change matter?
If you add heat to matter, it can either get it hotter, or it can change the state of matter (for example, from solid to liquid).
Some ways that density can change?
Pressure Temperature Changes in the molecular structure(chemical change)
Digestion occurs through both mechanical and chemical ways what is involved directly in mechanical digestion?
teeth
