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Ex.: burning of methane, reaction of calcium carbonate with acetic acid, reaction of sodium with water.
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When a chemical reaction occurs atoms are never?
When a chemical reaction occurs atoms get ionized. Atoms are never created nor destroyed in a chemical reaction.
What happens when a physical reaction occurs?
For example, the change in the state of matter.
How do new substances form?
New substances are formed, when a chemical reaction has occurred.. for example a banana turning black.
When sodium metal is dropped into a beaker of water a chemical reaction occurs that increases the temperature of the water This is an example of what?
You think probable to an exothermic reaction.
When a chemical reaction occurs the compounds remain the same as before the reaction?
After a chemical reaction the reactants are transformed in products.
What Change occurs when One substances reacts with another substance?
A chemical change occurs when this happens.
What type of chemical reaction occurs when a disposable lighter is used?
What is the chemical reaction of a dispoiable lighter
What phrase best describes a exothermic chemical reaction?
A chemical change that gives off heat. Burning paper would be an example.
What chemical reaction occurs in the choloroplast?
Photosynthesis.
What is a chemical reaction occurs?
a nail rusts
Is chopping a big block of cheese into pieces is an example of a chemical reaction?
bublly bubbles. could u please add more info
When two or more substances combine to form one substance?
A synthesis reaction occurs when two or more substances combine to form a more complex structure. This process is a type of chemical reaction.
