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Acids and Bases

1 2
   
3                                
    4
    5  
       
       
6                                    
   
   
7                              
 
 
8  
   
   
9                                    
 
10                                  

Across
3.turns red when dipped in an acidic solution
6.is mixture of chemicals that changes colour through a wide range of pH values
7.turns blue when dipped in a basic solution
9.taste sour
10.taste bitter
Down
1.a number scale that indicates how acidic or basic a solution is
2.any substance that changes colour in the presence of an acid or base
4.a substance with a pH of 7
5.a substance with a pH less than 7
8.a substance with a pH greater than 7

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