Telegram group: T.me/BBCNOUN [CHM291] The appropriate weighing apparatus is ____. weighing bottle [CHM291] Coloured impurities present in the crude material to be recrystallized are removed using______. activated charcoal [CHM291] To correct the reading of a weighing balance to reflect zero, you _____ the weighing balance tare [CHM291] If dehydration of a hydrate or melting of an organic solid occurs during an experiment, we must carry out ______. recrystallizatiion [CHM291] The action of light on silver chlorides causes the compound to _____. hydrate [CHM291] The process in which a soluble substance picks up water vapor from the air tonform a solution is _______. Deliquescence [CHM291] Ionic substances precipitated from aqueous solution are separated from the solution by ______ method simple distillation [CHM291] ________ is to separate two liquids of different boiling-point. fractional distillation [CHM291] The apparatus used in experiment involving a reaction mixture that has to be kept boiling for an appreciable time and the solvent is volatile is ____ reflux condenser [CHM291] A filtering crucible is used for _____ filteration gravimetric