Answer:
b, the definition of an ion is a charged atom or molecule
Water and sunlight and vitamin d h20
The answer is bonds between atoms break and new bonds form. In order for a chemical change to happen, a new substance/substances (products) have to form that have different properties from the reactants. The bonds in the reactants break and new bonds form in the products.
Hope this helps
Answer:
By using the scientific method
Explanation:
observation.....hypothesis......experiment.....and finally a conclusion
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