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  3. an iron ore contain 12 of copper how many kilograms of the ore are required to get 69 kg of copper maths question given answer 7

an iron ore contain 12 of copper how many kilograms of the ore are required to get 69 kg of copper maths question given answer 7

How many grams of iron are there in 658 grams of iron ore View Answer A 120gram sample of a compound gave 292 grams of CO2 and 122 grams of H2O on combustion in oxygen

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