Question

UPLU
162.
calculate the molecular masses
sich 4,09
of to,​

Answer 1

Answer:

C H N

74 8.7 17.3 Percentage

12 1 14 Atomic Mass

6.17 8.70 1.23 Number of Moles

5.01 7.07 1 Simple molar ratio

( ÷ by 1.23)

Hence, C:H:N=5:7:1

Empirical formula of nicotine is C

5

H

7

N .

Answer 2

Answer:

incomplete question

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