INDEX 



Absolute scale of temperature, 



156; zero, 156 

 Absorption of heat, 195 

 Accuracy of results, 11 

 Acidic oxides, 260, 309 

 Acid salts, 315 

 Acids, action on carbonates, 310, 



metals, 285, 287, oxides, 310; 



characteristic properties, 310; 



corrosive action of, 310; for- 

 mation of, 309 

 Actual weight of a body, 95 

 Air a bad conductor of heat, 186 

 Air, action on copper, 218, 220; 



iron, 215; magnesium, 217; 



phosphorus, 211, 213, 216 

 Air a mixture, 303 

 Air, animal life dependent on, 



209; aqueous vapour in, 101, 



233 ; combustion dependent on, 



207; composition of, 213, 215, 



220, 222, 241 



Air dissolved in water, 144, 246 

 Air, part played in chemical 



change, 219, combustion, 209; 



presence of carbon dioxide in, 



232; specific gravity of, 176 

 Alkali, derivation of name, 259; 



characteristic properties of, 



311; corrosive action of, 311; 



reaction with carbon dioxide, 



311 



Ammonia in air, 241 

 Amyl alcohol, 300 

 Analysis, 262 

 Aneroid barometer, 100 

 Apparatus, diagrams of, 10 

 Aqueous vapour in air, 233 

 Are, 23 

 Area, British units, 23; Metric 



units, 23; determination with 



balance, 56 



Argon, 222; isolation of, 218; 

 volume contained in air, 223 



Arrestment of balance, 51 



Atmosphere, aqueous vapour in, 

 101, 233 



Atmospheric pressure, 96; stan- 

 dard, 107 



Atom, 262 



Bacteria in air, 241 



Baking- soda, 315 



Balance, adjustment of, 55; care 

 of, 55; chemical, 50; method 

 of using, 54; use in deter- 

 mining areas, 56 



Barium dioxide, action of heat on, 

 252 



Barometer, aneroid, 100; hall, 

 100; measurement of height 

 with, 101 ; simple, 96 ; siphon, 

 99; standard, 100; use as 

 weather-gauge, 101 



Base, 261 



Base, properties of, 311; forma- 

 tion of, 309 



Basic oxides, 260, 309; salts, 316 



Beam of balance, 60 



Binary compounds, 308 



Body, definition of, 43 



Body temperature, maintenance 

 of, 227 



Boiler, cause of bursting of, 175 



Boiling-point, effect of pressure on, 

 144; determination of, 143 



Boiling-point of solutions, 178 



Bolthead, 230 



Boyle's experiment, 102; Law, 

 104, application of, 106 



Brin's process, 252 



British System, relation of units, 

 53; unit of length, 2, power, 

 121, work, 119 



