when did chemical reaction occur!?
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Answered by
3
Hey mate!
Here is ur answer...
1) Formation of a ppt.
2) Change in colour.
3) Change in temperature.
4) Change in state.
Hope it may help u... Pls mark brainielist....
Here is ur answer...
1) Formation of a ppt.
2) Change in colour.
3) Change in temperature.
4) Change in state.
Hope it may help u... Pls mark brainielist....
gargi65:
thnks so muchhhhh....
Answered by
0
Reactions occur when two or more molecules interact and the molecule change. Bonds between atoms are broken and created to form new molecules
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