Chemical Process Portland cement consists mainly of CaO & SiO₂ SiO₂ & Al2O₃ CaO & Al2O₃ CaO & FE₂O₃ CaO & SiO₂ SiO₂ & Al2O₃ CaO & Al2O₃ CaO & FE₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chalcopyrite is the main ore of Tin Iron Lead Copper Tin Iron Lead Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The major constituent of black liquor generated during paper manufacture is sodium Sulphate Hydroxide Carbonate Bi-carbonate Sulphate Hydroxide Carbonate Bi-carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Removal of dirt/soil by soaps or detergent does not involve the __________ of soil. Precipitation Wetting Dispersion Emulsification Precipitation Wetting Dispersion Emulsification ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an endothermic reaction? Both B and C Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ Both B and C Thermal dissociation of iron pyrites Absorption of SO₃ in 98% H₂SO₄ C + H₂O = CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Finely ground calcium aluminate & silicate is a/an Cermet Explosive Cement Abrasive Cermet Explosive Cement Abrasive ANSWER DOWNLOAD EXAMIANS APP
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