guerreromg1999 guerreromg1999

01-03-2018
Chemistry

contestada

Calculate the percent composition of bromine in kBr

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andriansp andriansp

11-03-2018

Kalium bromide molecule is made by 1 atom of Kalium and 1 atom of Bromine. Since the molecular weight of KBr is 119.02 g/mol and Bromine atomic mass is 79.904g/mol, the percent composition of bromine would be: (79.904g/mol) / (119.02 g/mol ) * 100% = 67.13%

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