Differentiate between physical change and chemical change.

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Solution

$\begin{matrix} S . n o . & P h y s i c a l C h a n g e & C h e m i c a l C h a n g e 1 & T h e i d e n t i t y o f t h e s u b s t a n c e i s m a i n t a i n e d . & T h e i d e n t i t y o f t h e o r i g i n a l s u b s t a n c e i s c o m p l e t e l y l o s t 2 & T h e c h a n g e i s t e m p o r a r y, t h e s u b s t a n c e r e t u r n s t o & T h e c h a n g e i s p e r m a n e n t i t s o r i g i n a l s t a t e a s t h e c a u s e o f c h a n g e i s w i t h d r a w n 3 & N o n e w s u b s t a n c e i s p r o d u c e d & A n e w s u b s t a n c e i s a l w a y s p r o d u c e d 4 & H e a t c h a n g e m a y o r m a y n o t o c c u r & H e a t c h a n g e m a y o c c u r 5 & O n l y t h e p h y s i c a l s t a t e o r s o m e o f t h e p h y s i c a l & T h e s u b s t a n c e s a f t e r t h e c h a n g e c a n n o t c o m e b a c k p r o p e r t i e s o f t h e s u b s t a n c e s a r e c h a n g e d & t o i t s o r i g i n a l s t a t e e v e n w h e n t h e c a u s e o f c h a n g e i s w i t h d r a w n \end{matrix}$

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