Calculate the percentage composition of :
potassium chlorate, $K C l O_{3}$

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Solution

Molecular mass of $K C l O_{3}$ = 122.5 g

$% o f K = \frac{39}{122.5} = 31.8 %$

$% o f C l = \frac{35.5}{122.5} = 28.98 %$

$% o f O = \frac{3 \times 16}{122.5} = 39.18 %$

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Similar questions

Calculate the percentage composition of each element in Potassium chlorate, $K C l O_{3}$

K C l O_{3}

a) What is percentage composition of potassium chlorate (KClO₃).

Given:Atomic mass Of K=39,Cl=35.5andO=16

(K C C O_{3})

K = 39, C l = 35.5

O = 16

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