How many grams of iron did it take to make a 50g part containing 98% iron?
| December 14, 2020 | education
the mass of the part is 100%, 98% of which is iron.
decide by proportion, where X is the mass of iron in the part.
50g. – one hundred%
Xg. – 98%
100X = 50 × 98;
100X = 4900;
X = 49g.
answer: it took 49 grams of iron to make.
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