The Top Ten Countries Account for Almost "X"% of the Total

question 21

Multiple Choice

The top ten countries account for almost "X"% of the total world population.

• A) 75%
• B) 55%
• C) 60%
• D) 45%

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Definitions:

Unstable

A state of a chemical compound where it has the potential to change or react under certain conditions, often leading to a more energetically favorable state.

Zaitsev's Rule

A rule in chemistry that predicts the preferred alkene product in elimination reactions, favoring the formation of the more substituted alkene.

Heat of Hydrogenation

The change in enthalpy that occurs when a compound is hydrogenated, typically used to measure the stability of unsaturated compounds.

Zaitsev's Rule

A principle in organic chemistry predicting the preferred alkene product in elimination reactions, favoring the more substituted alkene.