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krichiginayulia
@krichiginayulia
June 2021
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Помогите с химией )) 25 баллов
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jnona
14. 2
15.1, т.к массовая доля железа (56*100%/180 = 31,1%), азота (28*100%/180=15,6%) и кислорода (16*6*100%/180=53,3%)
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Answers & Comments
15.1, т.к массовая доля железа (56*100%/180 = 31,1%), азота (28*100%/180=15,6%) и кислорода (16*6*100%/180=53,3%)