Chemical Process Chemical formula of 'salt cake' is Na₂SO₄ MgSO₄ CaSO₄ BaSO₄ Na₂SO₄ MgSO₄ CaSO₄ BaSO₄ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene (a monomer for the production of polystyrene) is commercially produced by Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation Catalytic dehydrogenation of ethyl benzene Reacting ethylene oxide with acetal-dehyde Fermentation of starch Dehydration of ethyl alcohol followed by hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A mineral is termed as 'ore', if The metal present in it is costly A metal can be economically extracted from it All of these It contains ≥ 40% metal The metal present in it is costly A metal can be economically extracted from it All of these It contains ≥ 40% metal ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Percentage of glycerene present in the spent lye obtained during soap manufacture is about 0.5 35 20 5 0.5 35 20 5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical formula of oleum is H₂SO₃ H₂S₂O₇ H₂SO₄ H₂SO₇ H₂SO₃ H₂S₂O₇ H₂SO₄ H₂SO₇ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Percentage of alcohol in beer may be around __________ percent. 27-32 2-8 18-23 1-4 27-32 2-8 18-23 1-4 ANSWER DOWNLOAD EXAMIANS APP