Chemical Process Which of the following is an endothermic reaction? Both B and C Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites C + H₂O = CO + H₂ Both B and C Absorption of SO₃ in 98% H₂SO₄ Thermal dissociation of iron pyrites C + H₂O = CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Paper grade bamboo contains about __________ percent cellulose. 20 5 40 60 20 5 40 60 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most commonly used substance to speed up the sedimentation of sewage is Sulphuric acid Lime Chlorine Sodium bisulphite Sulphuric acid Lime Chlorine Sodium bisulphite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chrome tanning and vegetable tanning are done for Both light & heavy leather Light & heavy leather respectively Heavy & light leather respectively Neither light nor heavy leather Both light & heavy leather Light & heavy leather respectively Heavy & light leather respectively Neither light nor heavy leather ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to None of these Reduce the cooling water circulation rate Avoid corrosion Increase the rate of absorption None of these Reduce the cooling water circulation rate Avoid corrosion Increase the rate of absorption ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nicotine is Obtained by treating by-products of the tobacco processing industry Neither A nor B A volatile alkaloid Both A and B Obtained by treating by-products of the tobacco processing industry Neither A nor B A volatile alkaloid Both A and B ANSWER DOWNLOAD EXAMIANS APP
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