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Grade: 11 

                        
Two tonnes of an iron ore containing 94% of Fe2O3 produces iron inpure state . Calculate the weight of iron
4 years ago

Answers : (1)

Vikas TU
12134 Points 
							
Two tonnes of an iron ore containing 94% of Fe2O3 =
0.94 * 2 = 1.88 tonnes of Fe20O3
Weight of Fe = 56/160 * 1.88 = 0.666 tonnes approx.
where 56 and 160  are the atomic weights of Fe and Fe2O3 respectively.
 
4 years ago
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