1.

What is the correct structure of monomer of poly methyl methacrylate?

A. CH<sub>2</sub>‚ïêC(CH<sub>3</sub>)‚àíCO‚àíO‚àíCH<sub>3</sub>
B. CH<sub>3</sub>‚àíCO‚àíO‚àíCH<sub>3</sub>
C. CH<sub>3</sub>‚àíCO‚àíO‚àíCH‚ïêCH<sub>2</sub>
D. CH<sub>3</sub>‚àíCO‚àíO‚àíC(CH<sub>3</sub>)‚ïêCH<sub>2</sub>
Answer» B. CH<sub>3</sub>‚Äö√Ñ√∂‚àö‚Ć‚àö‚â†CO‚Äö√Ñ√∂‚àö‚Ć‚àö‚â†O‚Äö√Ñ√∂‚àö‚Ć‚àö‚â†CH<sub>3</sub>


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