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chemistry, atoms combine in a multitude of ways - Coggle Diagram
chemistry
A chemical change is happening when more than one chemical interact to form a new substance or thing.
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the atoms present in the reactions are all present in the products and thus the total number of atoms is the same
a physical change is when something is changing physically such as crushing a can or an ice cube melting.
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analyze and interpret data on the properties of substances before and after substances interact to determine if a chemical reaction has occurred
when a compound is formed most of the properties of the elements that make it up will change. hydrogen and oxygen are flammable gases but water will not burn.
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