chellebug10 chellebug10

15-02-2019
Chemistry

contestada

What is the molarity of a solution made by dissolving 21.2 g of sodium hydroxide (NaOH) in enough water to make 7.92 L of solution?

Molar Mass Na: 22.99 g/mol
Molar Mass O: 16.00 g/mol
Molar Mass H: 1.008 g/mol

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Willchemistry Willchemistry

15-02-2019

Hey there!

Attached resolution .

Ver imagen Willchemistry

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brandonpuar brandonpuar

16-02-2019

M = mol/L so add all molar masses together then divide 21.2g/(molar mass) then divide by Litres

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