Chemistry The chemical used in developing photographic films is Sodium sulphate Silver bromide Hypo Hydroquinone Sodium sulphate Silver bromide Hypo Hydroquinone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The term 'brown air' is used for Photochemical smog Industrial smog Sulphurous smog Acid fumes Photochemical smog Industrial smog Sulphurous smog Acid fumes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of Isothermal system Isobaric system Closed system Open system Isothermal system Isobaric system Closed system Open system ANSWER DOWNLOAD EXAMIANS APP
Chemistry The components of water can be separated by Physical methods They can not be separated Chemical methods Both A and B Physical methods They can not be separated Chemical methods Both A and B ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Are lighter Have negative charge Need less energy to move them Experience collision less frequently Are lighter Have negative charge Need less energy to move them Experience collision less frequently ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is ozone helium methane oxygen ozone helium methane oxygen ANSWER DOWNLOAD EXAMIANS APP
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