How many moles of sodium cations, Na^+, are dissolved in a 1.0 L sample of each solution listed

step 1 Question number six asks you to calculate the moles of sodium ions that are present in a liter o

How many moles of sodium cations, Na^+, are dissolved in a...

How many moles of sodium cations, $\mathrm{Na}^{+},$ are dissolved in a 1.0 $\mathrm{L}$ sample of each solution listed below?
a. 0.10 $\mathrm{M} \mathrm{NaCl}$
b. 3.0 $\mathrm{M} \mathrm{Na}_{2} \mathrm{SO}_{4}$
c. 0.30 $\mathrm{M} \mathrm{Na}_{3} \mathrm{PO}_{4}$

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Key Concepts

Chemical Stoichiometry

Chemical stoichiometry involves the quantitative relationship between reactants and products in a chemical process. In the context of dissolving ionic compounds, stoichiometry is used to relate the moles of the dissolved compound to the moles of individual ions generated in solution.

Molarity

Molarity is defined as the number of moles of solute present in one liter of solution. It is a fundamental concept used to relate the concentration of substances in solution to the volume of the solution, enabling calculations of moles based on given volumes.

Ionic Dissociation

Ionic dissociation refers to the process in which an ionic compound dissolves in water and separates into its constituent ions. Understanding this concept allows one to determine how many ions are produced from the dissolution of one formula unit of a compound.

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