Question

Problem#5: An Organic compound having molecular formula C7H8 and showing below NMR spectrum. Find
out the structure of the compound.
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Answer 1

Answer:

visit sex.com8.Simplify using suitable property of integers:

b) 60 X { 7 x (-6)}:

Given expression: 4(2+ 8)

We know that the distributive property is given by:

a(b+c) = ab+ ac

Hence,

4(2 + 8) = 4(2) + 4(8)

=8+ 32

= 40

Therefore, 4 (2+8) is 40Q.128 The annual growth rate of human population is calculated (] x 100 If P. is population size in the previous census and P2 is the population size in the present census, then N is [A] Number of years since the first census [B] Number of years between first known census and present census [C] Number of years between the two censuses [D] None of the above creating the largest environmentaltan 69° + tan 66° + 1 = tan 69° × tan 66°