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| 1. |
What is a Chemical& Change? |
| Answer» <p>Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. These processes are called chemical reactions and, in general, are not reversible except by further chemical reactions.</p> <p>Chemical changes occur when a substance combines with another to form a new substance, called chemical synthesis or, alternatively, chemical decomposition into two or more different substances. These processes are called chemical reactions and, in general, are not reversible except by further chemical reactions</p> <p>a change in which the chemicalcomposition and properties of a substance are formed is called a chemical change</p> <p>when a substance combine with other and form new substance is called chemical change</p> | |