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Weathering can be mechanical or chemical.
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∙ 14y ago
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What helps chemical reactions occur?
A catalyst helps chemical reactions occur.
Where do chemical reactions occur in electrochemical cells?
Chemical reactions occur between the electrolyte and the electrodes in an electrochemical cell.
What chemical reaction produces the sun and energy?
These are not chemical reactions but thermonuclear reactions.
What are Two main kinds of changes that you can observe when chemical reaction occur?
a precipitate is a solid that forms during a chemical reactions
When chemical reactions occur energy is always absorbed?
No, chemical reactions can be endothermic or exothermic.
Why chemical reactions not occur during flow of electron?
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What are two main kinds of changes that can observe when chemical reactions occur?
a precipitate is a solid that forms during a chemical reactions
What helps chemical reactions occur?
A catalyst helps chemical reactions occur.
What has to occur during all chemical reactions?
The reactants are tranformed in other compounds, the products.
Will popping popcorn result in a new chemical property?
Some chemical reactions occur during the preparation of popcorn.
Why is germination of a seed is a chemical change?
The chemical composition is changed during this process.
Describe the role of energy in chemical reactions?
Chemical reactions that release energy often occur spontaneously. Chemical reactions that absorb energy will not occur without energy.
Where do chemical reactions occur in electrochemical cells?
Chemical reactions occur between the electrolyte and the electrodes in an electrochemical cell.
What chemical reaction produces the sun and energy?
These are not chemical reactions but thermonuclear reactions.
What are Two main kinds of changes that you can observe when chemical reaction occur?
a precipitate is a solid that forms during a chemical reactions
How do chemical reactions occur around the home?
Cooking and burning involve chemical reactions.
When chemical reactions occur energy is always absorbed?
No, chemical reactions can be endothermic or exothermic.
