Christyy4336 Christyy4336
  • 19-02-2020
  • Chemistry
contestada

A sample of citric acid, C6H8O7, has a mass of 22.9 g. What amount, in moles, does this mass represent?

Respuesta :

Supabrain Supabrain
  • 21-02-2020

Answer

C6H807 = 192.124 g/mol

n = m/M

    [tex]\frac{22.9g}{192.124 g/mol}[/tex]

n = 0.119 mol

Explanation:

to calculate amount in moles you need to find the molar mass of citric acid then divide the mass of the acid with the molar mass

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