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how many pi bonds are in the following molecule
7
4
5
11
16
17
21
3
20
or
14
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- Can you help me to explain step by step with number 1 part A, number 1 part B, and number 1 part C? Can you explain it to me?Can you help me step by step with number 9 part A, part B, part C? Can you explain it to me?Rectified spirit is:(a) 50% ethanol(b) 80% ethanol(c) 95% ethanol(d) 40 to 50% ethanol