Dilated pupils: Introduction. Dilated pupils occur when the pupils of the eyes increase in size. The pupils are commonly known as the round, black centers of the eyes. Dilation of the pupils is a normal response to low levels of light or darkness.This response helps a person to see better in situations of low light.ilated pupils: Introduction. Dilated pupils occur when the pupils of the eyes increase in size. The pupils are commonly known as the round, black centers of the eyes. Dilation of the pupils is a normal response to low levels of light or darkness.
Eric Muller â Exploratorium Teacher Institute 2005 A Mole of Gas 22.4 liters of gas!22.4 liters of gas is the volume of 1 mole of gas at STP(Standard Temperature and Pressure = 0 degrees C at 1ATM).Hereâs a couple of ways to see what 6.02x10 23 of gas molecules lookslike.ric Muller â Exploratorium Teacher Institute 2005 A Mole of Gas 22.4 liters of gas!22.4 liters of gas is the volume of 1 mole of gas at STP(Standard Temperature and Pressure = 0 degrees C at 1ATM).
Mole and amount of substance. The mole is a unit of measurement that denotes an amount of substance (also called chemical amount). The mole is defined as the number of atoms found in exactly 0.012 kilogram (or 12 grams) of carbon-12, where the carbon-12 atoms are unbound, at rest and in their ground state.