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crownlessking crownlessking
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6 years ago
The structure of benzoapyrene has how many 6-membered rings?
 a. 3 c. 5
  b. 4 d. 6
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pripawpripaw
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6 years ago
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crownlessking Author
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6 years ago
You make an excellent tutor!
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Thanks for your help!!
Mcb
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2 hours ago
Correct Slight Smile TY
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