MCQ
In the reaction $Image$ the intermediate$(s)$ is(are)


- ✓$(A,B,C)$
- B$(A,B,D)$
- C$(B,C,D)$
- D$(B,A,C)$

$Image$
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Complete copolymerization of 500 moles of $Q$ and $500$ moles of $R$ gives one mole of a single acyclic copolymer $U$.
[Given, atomic mass: $H=1, C=12, O=16$ ]
($1$) Sum of number of oxygen atoms in $S$ and $T$ is. . . . . .
($2$) The molecular weight of $U$ is
Give the answer or quetion $(1)$ and $(2)$

