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| 1. |
stinguish between the following1. Distinguish(a) Physical change and chemical change(b) Periodic change and non-periodicchange(c) Natural change and man-made change |
| Answer» <p>Physical changerefers to achangein which the molecules are rearranged but their internal composition remains same.Chemical Changeis a process in which the substance transforms into a new substance, havingdifferent chemicalcomposition.</p> <p>Physical change refer to a change in which the molecules are arranged but their internal conceptions remain same chemical changes the process in which substance transform into new substance having different chemical composition.</p><p>hope this will help you like my answer and MARK IT AS BEST ANSWER.</p> <p>Achemical changeresults from achemical reaction, while aphysical changeis when matterchangesforms but notchemicalidentity. Examples ofchemical changesare burning, cooking, rusting, and rotting. Examples ofphysical changesare boiling, melting, freezing, and shredding.</p> <p>Achemical changeresults from achemical reaction, while aphysical changeis when matterchangesforms but notchemicalidentity. Examples ofchemical changesare burning, cooking, rusting, and rotting. Examples ofphysical changesare boiling, melting, freezing, and shredding.</p> <p>physical changes are the changes..in which can be reversed and no new substance is formed...whereas the chemical changes are the changes in which a new substance is formed and that can't be reversed..</p> <p>the. change in which no new substance is formed is called physical change.the change in which a new substance is formed is called chemical change. </p> <p>physical change is a change in which the molecules of a substance remains same . Chemical change is a change in which substance Change into new substance</p> | |