What is the molarity of the following solutions? (a) 12.5 g NaHCO3 in 350.0 mL solution (b) 45

step 1 Hi, so in all the given parts given in this question we're going to use the formula for polarity

What is the molarity of the following solutions? (a) 12.5 g...

What is the molarity of the following solutions? (a) $12.5 \mathrm{~g} \mathrm{NaHCO}_{3}$ in $350.0 \mathrm{~mL}$ solution (b) $45.0 \mathrm{~g} \mathrm{H}_{2} \mathrm{SO}_{4}$ in $300.0 \mathrm{~mL}$ solution (c) $30.0 \mathrm{~g} \mathrm{NaCl}$ dissolved to make $500.0 \mathrm{~mL}$ solution

What is the molarity of the following solutions?
(a) $12.5 \mathrm{~g} \mathrm{NaHCO}_{3}$ in $350.0 \mathrm{~mL}$ solution
(b) $45.0 \mathrm{~g} \mathrm{H}_{2} \mathrm{SO}_{4}$ in $300.0 \mathrm{~mL}$ solution
(c) $30.0 \mathrm{~g} \mathrm{NaCl}$ dissolved to make $500.0 \mathrm{~mL}$ solution

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Key Concepts

Moles and Molar Mass

The mole is a fundamental unit in chemistry that quantifies the amount of substance, and the molar mass is the mass of one mole of a compound. Calculation of moles from a given mass involves dividing the mass of the substance by its molar mass. This step is essential for converting grams of a substance to moles, enabling further quantitative analysis in solution chemistry.

Molarity

Molarity is a measure of the concentration of a solute in a solution, expressed as the number of moles of solute per liter of solution. It is a key concept in chemistry that allows one to prepare and analyze solutions with precise concentrations, which is critical for reactions, titrations, and various analytical procedures.

Volume Conversion

Volume conversion, particularly from milliliters to liters, is necessary because molarity is defined in terms of liters of solution. Accurate conversion ensures that the calculated concentration reflects the correct amount of solute per liter, which is crucial for the consistency and validity of experimental results in chemistry.

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