Answer:
Explanation:
Xylene exists as 3 isomers like Ortho ,para and meta xylenes
When an electric current passes through water, _____ takes place, breaking down the compound into hydrogen and oxygen. a physica
2 answers:
Answer: a chemical change
Explanation:
A physical reaction is defined as the reaction in which a change in shape, size takes place. No new substance gets formed in these reactions. Example: melting of ice
A chemical reaction is defined as the reaction in which a change in chemical composition takes place.A new substance is formed in these reactions.
Decomposition of water using electric current to produce hydrogen and oxygen is called as electrolysis and is a chemical change.
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