The purpose of the tuyeres (openings for air) in the blast furnace is to:
Provide heat for the reaction
Produce carbon monoxide (CO)
Supply oxygen for the reduction of iron ore
Remove impurities as slag
The purpose of the tuyeres in the blast furnace is to supply oxygen for the combustion of coke to produce carbon monoxide (CO), which is the reducing agent for iron ore.
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5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d