In the 1H-13C HSQC spectrum of menthol : H1 comes at 1.8 ppm.
H1 comes at 4.2 ppm.
In the methylene CH2 at position 6, the two protons H6 are equivalent.
In the methylene CH2 at position 3, the two protons H3 are diastereotopic.
C4 comes at 31 ppm.
C4 comes at 20 ppm.
C2 comes at 48 ppm.

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

The human eye contains a molecule called 11-cis-retinal that changes shape when struck with light of sufficient energy. the change in shape triggers a series of events that results in an electrical signal being sent to the brain that results in vision. the minimum energy required to change the conformation of 11-cis-retinal within the eye is about 164 kj/mol.

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.