Elementary Chemical Arithmetic: With 1100 ProblemsMacmillan and Company, 1882 - 286 σελίδες |
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Σελίδα 28
... hydrate , 2HNaO + H , SO , 2H , O + Na , SO 2 × 40 = 2 x 40 142 :: 100 : x : 142 x = 14200 80 = 177.5 grams . * ( 12 ) FLUID PRESSURE . When the action of pressure upon fluids is investigated , it is found that some fluids , e . g ...
... hydrate , 2HNaO + H , SO , 2H , O + Na , SO 2 × 40 = 2 x 40 142 :: 100 : x : 142 x = 14200 80 = 177.5 grams . * ( 12 ) FLUID PRESSURE . When the action of pressure upon fluids is investigated , it is found that some fluids , e . g ...
Σελίδα 67
... hydrate which subsequently dissolves , the heat evolved in the forma- tion of the hydrate may supply or more than supply the quantity required for the solution of the solid . The volume of the solution is generally less than the volumes ...
... hydrate which subsequently dissolves , the heat evolved in the forma- tion of the hydrate may supply or more than supply the quantity required for the solution of the solid . The volume of the solution is generally less than the volumes ...
Σελίδα 68
... hydrates at different temperatures , each hydrate following its own law of solubility . Thus below about 18 ° C. the sodium sulphate is in the condition of the sept - hydrated salt Na , SO . 7H , O , between 18 ° C. and 33 ° C. in that ...
... hydrates at different temperatures , each hydrate following its own law of solubility . Thus below about 18 ° C. the sodium sulphate is in the condition of the sept - hydrated salt Na , SO . 7H , O , between 18 ° C. and 33 ° C. in that ...
Σελίδα 102
... hydrate HNaO , ( iii ) ferric oxide Fe̟O̟ „ , ( iv ) chromium trioxide CrO ,, ( v ) cadmium oxide CdO . 2 ვ . 4. Find the molecular weight of ( i ) antimony pentoxide Sb , O ,, ( ii ) silver arsenate Ag , AsO ,, ( iii ) barium sulphate ...
... hydrate HNaO , ( iii ) ferric oxide Fe̟O̟ „ , ( iv ) chromium trioxide CrO ,, ( v ) cadmium oxide CdO . 2 ვ . 4. Find the molecular weight of ( i ) antimony pentoxide Sb , O ,, ( ii ) silver arsenate Ag , AsO ,, ( iii ) barium sulphate ...
Σελίδα 114
... hydrate would give what volume of hydrogen , supposing it were still gaseous , at -140 ° C. and under a pressure of 494 metres of mercury ? CHKO , + HKO = K ̧CO ̧ + H ̧ . 17. How much zinc is required to obtain 100 litres of hydrogen at ...
... hydrate would give what volume of hydrogen , supposing it were still gaseous , at -140 ° C. and under a pressure of 494 metres of mercury ? CHKO , + HKO = K ̧CO ̧ + H ̧ . 17. How much zinc is required to obtain 100 litres of hydrogen at ...
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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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