Index 



323 



Lactometer, 94 



Lampblack as absorbent of heat, 

 196 



Lamp resistance, use of, 283 



Latent heat, 166 



Latent heat of fusion, 166, deter- 

 mination of, 169; of vapor- 

 isation, 168, determination of, 

 171 



Latent heats, table of, 168 



Lavoisier and oxygen, 257 



Lavoisier, volume of oxygen in 

 air, 250 



Law of Constant Composition, 

 301 ; of Gaseous Combination, 

 302 



Lead carbonate, basic, 316; ni- 

 trate, preparation of, 313; 

 oxide, action of heat on, 253 



Length, British standard unit, 2; 

 Metric standard unit, 3 



Lengths, estimation of small, 7 



Liebig condenser, 269 



Light, combination accompanied 

 by, 218 



Light rays similar to heat rays, 194 



Lime, 225 



Lime-water as test for carbon 

 dioxide, 223 



Linear expansion by heat, 125 



Liquefaction, heat absorbed during, 

 165 



Liquid air, 304 



Liquids, diffusion of, 75; expan- 

 sion by heat, 127; need for 

 lateral support, 73; properties 

 of, 71 



Litre, 34 



Lowering of freezing-point by 

 dissolved matter, 180 



Magnesium, action of air on, 217 ; 



action on steam, 281 

 Magnesium chloride, preparation 



of, 313 ; nitride, 218 ; oxide, 218 

 Manganese dioxide, action of heat 



on, 253; as catalytic agent, 



255 



Manipulation of glass tubing, 138 

 Mariotte's Law, 105 

 Mass, constancy of, 44; definition 



of, 44; equality of, 47; re- 



lation to weight, 46; standard 

 units of, 54 



Matter, definition of, 43 



Maximum thermometer, 151 



Measure, unit, 1 



Measuring vessels, 39 



Mechanical equivalent of heat, 201 



Meniscus, 41 



Mercury, action of heat on, 251 



Metals, good conductors of heat, 

 185 ; general properties of, 307 



Metaphosphoric acid, 257, 259 



Metre, multiples of, 3; standard, 

 3 ; submultiples of, 3 



Metric System, advantages of, 4, 

 24, 35, 53 ; conversion of units, 

 4 ; measures of area, 23, length, 

 3, volume, 33; origin of, 3; 

 prefixes used in, 4 ; relation to 

 British, 9, 10 ; relation between 

 units, 34, 53 ; unit of heat, 161, 

 power, 121, work, 119 



Millimetre, 3 



Minimum thermometer, 150 



Miscibility of liquids, 278 



Mixture distinguished from com- 

 pound, 302 



Molecule, 77 



Molecules, freedom of motion of, 

 77; kinds of, 262; relative 

 size of, 79 



Moment, 50 



Natural waters, 264 



Neutral equilibrium, 115 



Neutralisation, 310, 313 



Neutral oxide, 261 



Newton, Sir Isaac, 44 



Nicholson and Carlisle, 285 



Nitre, action of heat on, 253 



Nitric acid in air, 241 



Nitrogen, action on magnesium, 

 218; boiling-point of, 304; 

 dissolved in water, 246 ; separ- 

 ation from air, 211, 213, 215, 

 220; volume in air, 222; 

 weight in air, 222 



Non-metals, properties of, 307 



Organic compounds, nature of, 308 

 Ounce, use as fluid measure, 40 

 Oxidation, 221 



