Chemical CalculationsD. Van Nostrand Company, 1923 - 276 páginas |
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Página 25
... pressure . In such cases the rule is reversed so far as the composition of the fraction is concerned . This is treated in another place . 1 See Chem . Ann . , Table 8 . 2 When chemical symbols are written in this manner , the fraction ...
... pressure . In such cases the rule is reversed so far as the composition of the fraction is concerned . This is treated in another place . 1 See Chem . Ann . , Table 8 . 2 When chemical symbols are written in this manner , the fraction ...
Página 54
... pressure , given the following data ? At 95.00 ° C. the pressure of aqueous vapor is 633.78 mm . Hg . At 96.00 ° C. the pressure of aqueous vapor is 657.54 mm . Hg . Ans . 647.09 mm . Hg 1 See Chem Ann . , Table 106 . 100. In testing ...
... pressure , given the following data ? At 95.00 ° C. the pressure of aqueous vapor is 633.78 mm . Hg . At 96.00 ° C. the pressure of aqueous vapor is 657.54 mm . Hg . Ans . 647.09 mm . Hg 1 See Chem Ann . , Table 106 . 100. In testing ...
Página 55
... pressure , 652.70 mm . Hg . Reading of thermometer in melting ice , 0.00 ° C. Reading of thermometer in vapor of boiling water , 95.62 ° C. Assuming the bore of the thermometer to be uniform and that the barometric pressure exerts no ...
... pressure , 652.70 mm . Hg . Reading of thermometer in melting ice , 0.00 ° C. Reading of thermometer in vapor of boiling water , 95.62 ° C. Assuming the bore of the thermometer to be uniform and that the barometric pressure exerts no ...
Página 56
... pressure ( 760 mm . Hg ) is marked 212 ° . The distance between these points is divided into 180 ( 212 - 32 ) equal spaces , and the same divisions are extended above and below these points . The zero of this scale is 32 ° ( intervals ) ...
... pressure ( 760 mm . Hg ) is marked 212 ° . The distance between these points is divided into 180 ( 212 - 32 ) equal spaces , and the same divisions are extended above and below these points . The zero of this scale is 32 ° ( intervals ) ...
Página 65
... pressure . temperature in Fahrenheit ? 108. Zero of the Absolute scale is 273 ° C. What is the cor- responding temperature in Fahrenheit ? Ans . 459.4 ° F. What is this Ans . 443.2 ° F. - 109. Benzaldehyde melts at 7.7 ° F. and boils at ...
... pressure . temperature in Fahrenheit ? 108. Zero of the Absolute scale is 273 ° C. What is the cor- responding temperature in Fahrenheit ? Ans . 459.4 ° F. What is this Ans . 443.2 ° F. - 109. Benzaldehyde melts at 7.7 ° F. and boils at ...
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according added amount analysis approximate atomic weight barium barometer Baumé boiling calcium Calculate carbon dioxide cent Chem chemical chloride coefficient combination composition compound constant contains converted corrected corresponding cubic centimeter decimal density determined difference element equal equation equivalent error example expansion expressed factor figures Find flask formula freezing point gases given gives grams heat hence HNO3 hydrochloric acid hydrogen indicate iodine iron liquid liter logarithm measured mercury method mixed mixture molecular weight molecule multiplied nitric nitrogen normal obtained occupy oxide oxygen percentage potassium pounds present pressure problem produced ratio reaction reading relative remaining represents result salt sample saturated shows silver sodium sodium hydroxide solution solving specific gravity standard substance sulphuric acid Suppose Table taken taking temperature tion titrated unit vapor volume yields
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Página 95 - Avogadro's law states that equal volumes of all gases at the same temperature and pressure contain the same number of molecules...
Página 268 - Baume Hydrometers for use with this table must be graduated by the above formula, which formula should always be printed on the scale. Atomic weights from FW Clarke's table of 1901. О - 16. Allowance for Temperature At 10° -20° Be.— 1/30° Be.
Página 9 - The logarithm of the quotient of two positive numbers is found by subtracting the logarithm of the divisor from the logarithm of the dividend. (6) The logarithm of a power of a positive number is found by multiplying the logarithm of the number by the exponent of the power. For, N" = (oT)
Página 106 - (a) Units of Capacity. — The liter, defined as the volume occupied by a quantity of pure water at 4° C. having a mass of 1...
Página 269 - Soc., vol. 57, p. 363. AUTHORITIES — WC FERGUSON; HP TALBOT. This table has been approved and adopted as a standard by the Manufacturing Chemists' Association of the United States.
Página 88 - Marriott, so named after its discoverers, is that the volume of a gas varies inversely as the pressure to which it is subjected.
Página 140 - The atomic weight (also known as the combining weight) of an element is the ratio of the weight of an atom of that element to the weight of an atom of hydrogen. Hydrogen...
Página 58 - Thus, the reduction of the value of the modulus between the melting point of ice and the boiling point of water is...