Respuesta :

MissPhiladelphia

Percent composition can be solve by:

( mass desired component)/ mass sample * 100

 

% Nitrogen of the sample NiO can be solved:

%Ni = ( 33.1 g Ni / 41.9 g NiO) x 100

%Ni = 79% Ni

 

% oxgen:

%O = ( 8.8 g O / 41.9 g NiO) x 100

%O = 21 % O

 

Answer:

ni is 79% and o is 21%

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