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05-02-2020
Chemistry

contestada

What is the percent by mass of potassium in KFe(CN)?
total mass of elementin compound
Use Element -
molar mass of compound
O 16.96%
O 21.88%
arro

Respuesta :

arevyah arevyah

05-02-2020

Answer:

Explanation:

1. Add the atomic mass of all the elements.

39+55.8+12+14= 120.8

2.Divide atomic mass of potassium by total atomic mass

[tex]39/120.8= .323[/tex]

2. Multiply by 100

[tex].323*100= %32.3[/tex] %32.3

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