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29 October, 11:27

What is the percent composition of NiO if a sample of NiO with a mass of 41.9grams contains 33.1 g Ni and 8.8 O

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  1. 29 October, 11:41
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    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
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