Answer: This is an oxidation-reduction (redox) reaction:
3 C-II - 12 e- → 3 CII (oxidation)
4 CrVI + 12 e- → 4 CrIII (reduction)
C2H5OH is a reducing agent, K2Cr2O7 is an oxidizing agent.
 
        
             
        
        
        
Answer:
Nonfoliated Rocks
Explanation:
I hope I was right chemistry isn't a walk in the park.
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Happy Valentines day
Your Pal
Tetram
 
        
             
        
        
        
6.022 x 10^23
I answered this already :)
        
             
        
        
        
It’s 2 because it’s the number of row it is in; the element is calcium in row 2