Synthetic Inorganic Chemistry

50 QUANTITATIVE ASPECTS OF CHEMISTRY By measurement it is found that 1 liter of the vapor at 136.5°C. and 760 mm. weighs 2.203 g ...

NOTES AND PROBLEMS 51 The composition of the above substance is found by analysis to be: carbon, 45.87 per cent; hydrogen, 3.21 ...

CHAPTER II WATER AND SOLUTION Water is in many respects the most important and interesting substance on the earth's surface. By ...

POTASSIUM NITRATE 53 on their solubilities, which may vary much or little with the temperature. The following table gives the so ...

54 WATER AND SOLUTION higher temperature is cooled to 10° and stirred until an equilibrium is attained, all but 21 grams of the ...

POTASSIUM NITRATE^55 procedure and answer the following questions based on the flow sheet. For the purposes of the calculations ...

56 WATER AND SOLUTION How many grams of KNO 3 will be obtained in (F) after cooling the filtrate from (E) to 10° and filtering? ...

POTASSIUM NITRATE 57 larger crystals that would be obtained by slow cooling. Separate the KNO3 crystals (C) from the cold liquor ...

58 WATER AND SOLUTION filtrate and washings in the flask of " mother liquors " (G). Again test for presence of chloride. A trace ...

CRYSTALLIZED SODIUM CARBONATE 59 90° 80 of this nature are crystalline, and the water is also known as water of crystallization. ...

60 WATER AND SOLUTION is the first to separate spontaneously. However, below 33° the heptahydrate is more soluble than the dekah ...

AMMONIUM-COPPER SULPHATE 61 PREPARATION 3 PREPARATION OF A HYDRATED DOUBLE SALT AMMONIUM-COPPER SULPHATE, (NH 4 ) 2 SO 4 -CUSO 4 ...

62 WATER AND SOLUTION ture, on paper towels. The double salt tends to effloresce, and the crystals should be transferred to a st ...

HYDRATES 63 Experiments HYDEATES Water of Hydration. Heat a crystal of blue vitriol CuSO4-5H 2 O rather cautiously in a dry tes ...

64 WATER AND SOLUTION crucible on top of a good-sized beaker and allow to cool. Again weigh the crucible and contents. Repeat th ...

ELEMENTS AND WATER 65 Vapor pressure in milli- meters of mercury at 20° Na 2 SO 4 -10H 2 O 13.25 Na 2 HPO 4 -12H 2 O 13.1 Na 2 C ...

66 WATER AND SOLUTION in the simple compounds, and that it is only some sort of "secon- dary" valence which holds the substances ...

ELEMENTS AND WATER 67 water. Note that a gas is evolved; collect a little of it, and note that it burns like hydrogen. Note that ...

68 WATER AND SOLUTION (b) To try the effect of dry steam on hot magnesium, clamp a piece of Pyrex glass tubing 1 cm. in diameter ...

ELEMENTS AND WATER 69 is evolved freely which burns with a colorless flame character- istic of hydrogen. The contents of this tu ...