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Chemistry : Molecular Weights of Chemical Compounds


What is the molecular weight of each chemical compound whose formula is given below?
Given Atomic Weights:
H = 1 ; C = 12 ; N = 14 ; O = 16 ; Na = 23 ; Mg = 24 ; Al = 27 ;  P = 31 ; S = 32 ;
Cl = 35.5 ; K = 39 ; Ca = 40; Cr = 52; Mn = 55 ; Fe = 56 ; Cu = 63.5 ; Zn = 65 
Formats Info Page Quiz Review
Multiple choice | Fill in the blanks | Match the Columns

Your Performance  

Enter in the box the number corresponding to the right answer
Potassium nitrate - KNO3     Hint       1101
Ammonia - NH3     Hint       217
Calcium carbonate - CaCO3     Hint       356
Hydrochloric acid - HCl     Hint       4100
Potassium hydroxide - KOH     Hint       536.5


 
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