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What are some common mistakes students make with equivalent hydrogens?

Answer 1

Zoe Alexander

There are 2 kinds of mistakes students make with equivalent H.

They do not realize that 2 H are equivalent.
They believe 2 H to be equivalent when they are not.

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Answer 2

Nolan Allen

Some common mistakes students make with equivalent hydrogens include:

Confusing the concept of equivalent hydrogens with identical hydrogens.
Misidentifying equivalent hydrogens in a molecule due to symmetry or spatial orientation.
Forgetting to consider the effects of neighboring functional groups or substituents on hydrogen equivalence.
Failing to recognize the impact of conformational isomerism on hydrogen equivalence.
Overlooking the distinction between dynamic and static molecular structures when determining equivalent hydrogens.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.