 | Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 962 pages
...salt called sulphat of magnesia, and composed of the earth in question and/ sulphuric arid . This salt is dissolved in water, and half its weight of potass added. The Magnesia is immediately precipitated ; because potass has a stronger affinity for the sulphuric acid:... | |
 | Edward Augustus Kendall - 1811 - 474 pages
...salt called sulphat of magnesia, and composed of the earth in question and sulphuric acid. This salt is dissolved in water, and half its weight of potass added. The magnesia is immediately precipitated ; because potass has a stronger affinity for the sulphuric acid... | |
 | Jeremiah Joyce - Chemistry - 1818 - 730 pages
...sulphate of magnesia. James. How is the magnesia separated from the sulphuric acid ? Tutor. The salt is dissolved in water, and half its weight of potass added. The pure magnesia is immediately precipitated, because the sulphuric acid has a stranger affinity for potass... | |
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This salt is dissolved in water, and half its weight of potass added. The Magnesia is immediately precipitated ; because potass has a stronger affinity for the sulphuric acid: it is then to be washed with a sufficient quantity of Wiiti-i-, ami dried. 