Question
Asked Sep 29, 2019
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Calculate the concentration (in molarity) of an NaOH solution if 25.0 mL of the solution is needed to neutralize 17.9 mL of a 0.349 M HCl solution.

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Expert Answer

Step 1

The concentration of sodium hydroxide (in molarity) can be calculated as

The neutralization reaction between sodium hydroxide and hydrochloric acid are shown in below

1 1
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1 1

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Step 2

The molarity of sodium hydroxi...

Moles of Ha: (001791.) (0349mal/L)
0.006247
6247x10'mal H
Imal NaOH6247x10'md
NaOH
Imal Ha
6247x10'md NaOH249.88x10M
0.0250L
-0249M
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Moles of Ha: (001791.) (0349mal/L) 0.006247 6247x10'mal H Imal NaOH6247x10'md NaOH Imal Ha 6247x10'md NaOH249.88x10M 0.0250L -0249M

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