Elementary Chemical Arithmetic: With 1100 ProblemsMacmillan and Company, 1882 - 286 σελίδες |
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Σελίδα 7
... ratio of that one to that other and is written a : b or a When two ratios are equal the four numbers form a ... found , α = bc d ' or d = bc a Thus , if 100 lbs . of mercury form 108 lbs . of mercuric oxide , how much oxide will be ...
... ratio of that one to that other and is written a : b or a When two ratios are equal the four numbers form a ... found , α = bc d ' or d = bc a Thus , if 100 lbs . of mercury form 108 lbs . of mercuric oxide , how much oxide will be ...
Σελίδα 10
... finding the formula from the percentage composition of a substance ( Sect . 27 ) that it is required to reduce the fraction representing the ratio of these results to its lowest terms , and then to find another fraction in lower terms ...
... finding the formula from the percentage composition of a substance ( Sect . 27 ) that it is required to reduce the fraction representing the ratio of these results to its lowest terms , and then to find another fraction in lower terms ...
Σελίδα 25
... FIND ITS MOLECULAR WEIGHT AND PERCENTAGE COMPOSITION . The Atomic weight of an element is the number of times , which the smallest portion of that element , that can take part in a chemical change , is heavier than the smallest por ...
... FIND ITS MOLECULAR WEIGHT AND PERCENTAGE COMPOSITION . The Atomic weight of an element is the number of times , which the smallest portion of that element , that can take part in a chemical change , is heavier than the smallest por ...
Σελίδα 26
... , on multiplying each of these numbers by 100 and dividing by the molecular weight , parts in 100 or percentages are obtained . Thus , to find the percentage composition of carbon di- 26 INTRODUCTION . Fluorine XV Sulphur.
... , on multiplying each of these numbers by 100 and dividing by the molecular weight , parts in 100 or percentages are obtained . Thus , to find the percentage composition of carbon di- 26 INTRODUCTION . Fluorine XV Sulphur.
Σελίδα 27
With 1100 Problems Sydney Lupton. Thus , to find the percentage composition of carbon di- oxide CO2 . 100 Carbon C = 12 x = 27.27 . 44 100 Oxygen 0,32 × - 72.73 44 44 100.00 For since 44 parts of carbon dioxide contain 12 parts of carbon ...
With 1100 Problems Sydney Lupton. Thus , to find the percentage composition of carbon di- oxide CO2 . 100 Carbon C = 12 x = 27.27 . 44 100 Oxygen 0,32 × - 72.73 44 44 100.00 For since 44 parts of carbon dioxide contain 12 parts of carbon ...
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Άλλες εκδόσεις - Προβολή όλων
Elementary Chemical Arithmetic: With 1100 Problems Sydney Lupton Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Elementary Chemical Arithmetic: With 1100 Problems Sydney Lupton Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Συχνά εμφανιζόμενοι όροι και φράσεις
20 grams 2H₂O 2HCl acid alloy aluminium ammonia antimony arsenic atomic weight barium bromine burnt c.c. of gas c.c. of hydrogen calcium Cambridge carbon dioxide cent CHAPTER CO₂ College copper Crown 8vo cubic cupric oxide Edition evolved Extra fcap fcap ferrous Find its formula Find the atomic Find the density Find the formula Find the mass Find the percentage formed grams grams of hydrogen grams of lead grams of phosphorus grams of potassium grams of silver grams of water H₂ H₂O H₂SO₁ Hence hydrate hydrogen chloride hydrogen nitrate hydrogen sulphate iron kilograms kilos litres litres of hydrogen logarithm m.m. is given magnesium manganese dioxide mercury metres molecular weight multiplied nitric oxide obtained oxygen percentage composition potassium chlorate potassium dichromate pressure silicon sodium solution specific heat substance contains sulphide sulphur dioxide temperature vapour volume of carbon volume of chlorine volume of hydrogen volume of oxygen zinc
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