Question
Asked Feb 20, 2020
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| 10. The electrolyte in automobile lead batteries is a 3.75M sulfuric acid (H,SO,)
solution. Calculate the following if density of the solution is 1.234 g/mL
a) Mass percents of solute and solvent.
b) Molality
c) Mole fractions
solute and solvent.
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| 10. The electrolyte in automobile lead batteries is a 3.75M sulfuric acid (H,SO,) solution. Calculate the following if density of the solution is 1.234 g/mL a) Mass percents of solute and solvent. b) Molality c) Mole fractions solute and solvent.

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Expert Answer

Step 1

(a)Calculate mass percent of solute and solvent:

The molarity of sulfuric acid is 3.75 M. It implies that 1 L of solution contains 3.75 moles of sulfuric acid.

1 L = 1000 mL

Chemistry homework question answer, step 1, image 1

Step 2

(b)Calculate molality:

Molality of the solution can be determined using the given formula,

Chemistry homework question answer, step 2, image 1

Substitute the values as follows,

Chemistry homework question answer, step 2, image 2

Step 3

(c)

Calculate number of moles of solute and solvent:

 

Chemistry homework question answer, step 3, image 1

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