Hamad Stoichiometry 12/08/2021 A. Silicon carbide B. Silicon nitride C. Crystalline magnesia D. Zirconium sulphate Related Mcqs: Which is not an acidic refractory ?A. Silica B. Fireclay C. High alumina refractory D. Carbon black... How many phases are present at eutectic point ?A. 2 B. 1 C. 3 D. unpredictable... High porosity refractory bricks have________________?A. Poor resistance to the penetration of molten slag, metal & flue gases B. Poor heat conductivity & low strength C. Better thermal spalling resistance D. All A., B. and C.... The temperature of a gas in a closed container is 27° C. If the temperature of the gas is increased to 300° C, then the pressure exerted is___________________?A. Doubled B. Halved C. Trebled D. Unpredictable... A butane isomerisation process produces 70 k.mole/hr of pure iso-butane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be_________________?A. 3 kmole/hr B. 4 kmole/hr C. 5 kmole/hr D. 6 kmole/hr...
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