In the Equation to Estimate Osmolality by Calculation, Why Are

question 5

Multiple Choice

In the equation to estimate osmolality by calculation, why are glucose and BUN divided by 18 and 2.8, respectively?

• A)to provide an estimate of the contribution of glucose and BUN to the total number of particles of each
• B)to convert each from mg/L to mmol/L
• C)to account for the number of charges on each molecule
• D)both a and b

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Definitions:

Ground State

The lowest energy state of an atom or other particle, which is the most stable and preferred configuration.

Electrons

Fundamental particles that contribute to the electrical properties of atoms, possessing a negative charge and existing in the electron cloud.

Excited State

A condition of an atom, molecule, or nucleus in which it possesses more energy than its ground state.

Electron

A subatomic particle with a negative charge, found in all atoms and acting as the primary carrier of electricity in solids.