How Many Moles Are in 15 $\times$ 10²³ mol
D) 2 $\times$

question 27

Multiple Choice

How many moles are in 15.5 g of diphosphorous pentoxide?

• A) 0.109 mol
• B) 0.330 mol
• C) 6.56 \(\times\) 10²³ mol
• D) 2.20 \(\times\) 10³ mol

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Definitions:

Inner Ear

A complex structure deep within the ear responsible for hearing and balance, containing the cochlea and vestibular system.

Cochlea

A spiral-shaped cavity in the inner ear that plays a key role in the sense of hearing by converting sound vibrations into nerve impulses.

Decibel

A unit of measurement for sound intensity, often used to describe sound levels in various environments.

Shape Constancy

The recognition that an object's shape remains the same even when its orientation to us changes.