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Wednesday, September 22, 2021

what is a base?

 Acid has Hydrogen in it. 


the strength of acid is measured on the pH scale. 

it goes from 0 to 14. 

0-1 is red 

2-3 is orange 

4-6 is yellow 

7 is green  


 
 



a base is the opposite chemical to an acid.


a base contain hydroxide (OH)  


an acid and a base neutralise  and make water 





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