It is quite possible to prepare, from either elements or compounds, or both, a body which is not itself a compound but is merely a mixture. Ordinary concrete is such a material, for in a broken piece it is easy to identify the crushed stone, the sand,... A Course in General Chemistry - Էջ 16William Edwards Henderson - 1921 - 737 էջԱմբողջությամբ դիտվող
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William Edwards Henderson - 1917 - 576 էջ
.... traces Mixtures. It is quite possible to prepare, either from elements or from compounds, or from both, a body which is not itself a compound but is...bound together by a glassy substance called silica. Iron and sulfur when rubbed together form a material more closely resembling a compound, in that it...