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" The rule then will be the following : — To convert Centigrade degrees into Fahrenheit degrees, multiply by 9, divide the product by 5, and add 32; to convert Fahrenheit degrees into Centigrade degrees, subtract 32, multiply by 5, and divide by 9. The... "
A Manual of Elementary Chemistry, Theoretical and Practical - Pagina 55
door George Fownes - 1860 - 575 pagina’s
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Elementary Chemistry: Theoretical and Practical

George Fownes - 1845 - 498 pagina’s
...= ISC'1 Fahr. or 5° cent. = 9° Fahr. Consequently 5 : 9 : : 60 : 108. HEAT. The rule then will be the following: To convert centigrade degrees into...degrees, subtract 32, multiply by 5, and divide by 9. Mercury is usually chosen for making thermometers on account of its regularity of expansion within...
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Elementary Chemistry, Theoretical and Practical

George Fownes - 1847 - 478 pagina’s
...100° cent. = 180° Fahr. or 5° cent. = 9° Fahr. Consequently 5: 9:: 60: 108 HEAT. Fahrenheit degres, multiply by 9, divide the product by 5, and add 32...degrees, subtract 32, multiply by 5, and divide by 9. Mercury is usually chosen for making thermometers on account of its regularity of expansion within...
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Elementary Chemistry, Theoretical and Practical

George Fownes - 1850 - 524 pagina’s
...that number must be added to the result, making 00° cent. = 140° Fahrenheit. The rule then will be the following: — To convert centigrade degrees into...reduction of negative degrees, or those below zero of either scale presents rather more apparent difficulty; a little consideration, however, will render...
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Fownes' Manual of Chemistry

George Fownes - 1857 - 576 pagina’s
...instead of 0°, that number must be added to the result, making 60° C. = 140° F. The rule then will be the following : — To convert centigrade degrees...Fahrenheit degrees, multiply by 9, divide the product by 6, and add 32; to convert Fahrenheit degrees into centigrade degrees, subtract 32, multiply by 5, and...
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A Manual of elementary chemistry

George Fownes - 1866 - 612 pagina’s
...instead of 0°, that number must be added to the result, making 60° C = 140° F. The rule then will be the following: — To convert Centigrade degrees into...Fahrenheit degrees, multiply by 9, divide the product by 6, and add 32 ; to convert Fahrenheit degrees into Centigrade degrees, subtract 32, multiply by 6,...
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Special Pathology and Diagnostics: With Therapeutic Hints

Charles Godlove Raue - 1868 - 686 pagina’s
...others, corresponds to 32° Fahrenheit. To convert the degrees of Celsius into those of Fahrenheit, multiply by 9, divide the product by 5 and add 32. To convert Fahrenheit's into centigrade degrees, subtract 32, multiply by 5 and divide by 9. The same process...
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A MANUAL OF ELEMENTARY CHEMISTRY, THEORETICAL AND PRACTICAL

GEORGE FOWNES, F.R.S. - 1869 - 876 pagina’s
...instead of 0°, that number must be added to the result, making 60° C == 140° F. The rule then will be the following : — To convert Centigrade degrees...effected in the same way. For example, to convert — 15° C. into degrees of Fahrenheit — 9 We have — 15 X — + 32 = — 27 + 32 = + 5 F. 5 In...
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A Manual of Elementary Chemistry: Theoretical and Practical

George Fownes - 1869 - 870 pagina’s
...instead of 0°, tbai number must be added to the result, making 60° С = 140° F. The rule then will be the following: — To convert Centigrade degrees into...degrees, multiply by 9, divide the product by 5, and add 82; to convert Fahrenheit degrees into Centigrade degrees, subtract S'2, multiply by 5, and divide...
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A Manual of Elementary Chemistry, Theoretical and Practical: From the 10th ...

George Fownes - 1870 - 894 pagina’s
...To convert Centigrade degrees into Fahrenheit degrees, multiply by (I, divide the product by 5. nml add 3'2; to convert Fahrenheit degrees into Centigrade...effected in the same way. For example, to convert — 15° C. into degrees of Fahrenheit — n We have — 15 X -- h 3- = — ~~ + 32 = + б F. 5 In...
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Year-book of Pharmacy

1870 - 678 pagina’s
...by 5, and divide by 9. These operations are expressed in the following formula : — G_ 5 (F.— 32) To CONVERT CENTIGRADE DEGREES INTO FAHRENHEIT DEGREES....Multiply by 9, divide the product "by 5, and add 32. Or, — * = 9f + 82' [In performing these operations, the minus sign must be taken into account. For...
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