23jennifercarter 23jennifercarter
  • 20-01-2022
  • Chemistry
contestada

An unknown compound contains 8.92 g sodium,

4.66 g carbon, and 12.42 g oxygen. What is the

empirical formula?.

Respuesta :

lceja0014 lceja0014
  • 20-01-2022

Answer:

empirical formula for a compound : ZnO

Further explanation  

The empirical formula is the smallest comparison of atoms of compound =mole ratio of the components

The principle of determining empirical formula

Determine the mass ratio of the constituent elements of the compound.  

Determine the mole ratio by by dividing the percentage by the atomic mass

Percentage Oxygen :

100\%-80.2%=19.8\%

mol ratio for Zn : O =

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