How many grams of Fe2O3 can be produced from 180 g Fe ?

Question

How many grams of Fe2O3 can be produced from 180 g Fe ?

in progress 0
Orla Orla 5 months 2021-08-18T14:56:39+00:00 1 Answers 4 views 0

Answers ( )

    0
    2021-08-18T14:58:32+00:00

    Answer:

    257.6 grams

    Explanation:

    first write the formula: 4Fe + 3O2 -> 2Fe2O3

    Fe molar mass is 55.8

    180/55.8 = 3.226 mols

    devide 3.226 by 4, then multiply by 2 which gives us 1.61 mols Fe2O3

    Fe2O3 molar mass is 160

    1.61 mols * 160 = 257.6 grams

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )