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Osmolarity definitions
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Define:
Osmolarity
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Osmolarity
A measure expressing moles of ions per liter of solution, focusing on charged solutes rather than all dissolved particles.
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Terms in this set (15)
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Osmolarity
A measure expressing moles of ions per liter of solution, focusing on charged solutes rather than all dissolved particles.
Ionic Molarity
An alternative name for osmolarity, emphasizing the concentration of ions rather than neutral molecules in solution.
Molarity
A concentration unit describing moles of solute per liter of solution, not limited to charged particles.
Ion
A charged particle formed when atoms or molecules gain or lose electrons, crucial for calculating osmolarity.
Solute
A substance dissolved in a solvent, which can be ionic or molecular, affecting both molarity and osmolarity.
Solution
A homogeneous mixture where solutes are uniformly distributed within a solvent, forming the basis for concentration calculations.
Moles
A counting unit representing Avogadro's number of particles, used to quantify ions or solutes in concentration formulas.
Liters
A metric volume unit used as the denominator in concentration expressions like molarity and osmolarity.
Direct Calculation
A method for finding osmolarity by dividing moles of ions by liters of solution, without intermediate steps.
Compound
A chemical substance composed of two or more elements, whose dissociation in solution yields multiple ions.
Number of Ions
A value indicating how many ions a compound produces upon dissolving, essential for converting molarity to osmolarity.
Charged Solute
A dissolved substance that exists as ions, directly influencing the osmolarity of a solution.
Formula
A mathematical expression used to relate quantities such as moles, ions, and volume in osmolarity calculations.
Method One
An approach to osmolarity involving direct use of moles of ions and solution volume for calculation.
Method Two
A calculation strategy using the product of a compound's molarity and the number of ions it produces to find osmolarity.