Stoichiometry Refluxing of part of the distillate in a fractionating column is a 'recycling operation', aimed primarily at None of these Heat conservation Yield enhancement Product enrichment None of these Heat conservation Yield enhancement Product enrichment ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry The hydroxyl ion (OH?) concentration in a solution having pH value 3 will be 10?? 10?? ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The amount of water vapour condensed (in kg) is 0.1 0.065 1 0.1 0.065 1 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Density of carbon dioxide is __________ kg/Nm³. 22.4/44 44/22.4 None of these 44/22400 22.4/44 44/22.4 None of these 44/22400 ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Which of the following expressions defines the Baume gravity scale for liquids lighter than water? °Be = (400/G) - 400 °Be = (140/G) - 130 °Be = 145 - (145/G) °Be = 200(G-1) °Be = (400/G) - 400 °Be = (140/G) - 130 °Be = 145 - (145/G) °Be = 200(G-1) ANSWER DOWNLOAD EXAMIANS APP
Stoichiometry Pick out the wrong unit conversion of temperature. °C = (F- 32) x 0.555 Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °R = 273 + °F °C = (F- 32) x 0.555 Temperature difference of 1°K = 1°C = 9/5 °F °F = (°C + 17.778) x 1.8 °R = 273 + °F ANSWER DOWNLOAD EXAMIANS APP
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